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#24 by Georg Fischer at Fri Aug 14 13:46:00 EDT 2020
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#23 by Georg Fischer at Fri Aug 14 13:45:56 EDT 2020
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Erich Friedman, <a href="httphttps://wwwerich-friedman.stetsongithub.edu/%7Eefriedmaio/mathmagic/0403.html">Postage stamp problem</a>
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| STATUS
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approved
editing
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#22 by Bruno Berselli at Mon Jul 10 09:36:25 EDT 2017
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#21 by Michel Marcus at Mon Jul 10 08:44:59 EDT 2017
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#20 by Michel Marcus at Mon Jul 10 08:44:52 EDT 2017
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Added term a(8) from Challis and Robinson. John P Robinson (john-robinson(AT)uiowa.edu), Feb 18 2010
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#19 by Michel Marcus at Mon Jul 10 08:44:18 EDT 2017
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R. Alter and J. A. Barnett, A postage stamp problem, Amer. Math. Monthly, 87 (1980), 206-210.
R. L. Graham and N. J. A. Sloane, On Additive Bases and Harmonious Graphs, SIAM J. Algebraic and Discrete Methods, 1 (1980), 382-404.
W. F. Lunnon, A postage stamp problem. Comput. J. 12 (1969) 377-380.
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R. Alter and J. A. Barnett, <a href="http://www.jstor.org/stable/2321610">A postage stamp problem</a>, Amer. Math. Monthly, 87 (1980), 206-210.
R. L. Graham and N. J. A. Sloane, <a href="http://dx.doi.org/10.1137/0601045">On Additive Bases and Harmonious Graphs</a>, SIAM J. Algebraic and Discrete Methods, 1 (1980), 382-404.
W. F. Lunnon, <a href="https://doi.org/10.1093/comjnl/12.4.377">A postage stamp problem</a>, Comput. J. 12 (1969) 377-380.
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| CROSSREFS
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Postage stamp sequences: A001208 , A001209 , A001210 , A001211 , A001212 , A001213 , A001214 , A001215 , A001216 , A005342 , A005343 , A005344 , A014616 , A053346 , A053348 , A075060 , A084192 , A084193.
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| KEYWORD
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nonn,more
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approved
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#18 by N. J. A. Sloane at Mon Dec 14 11:42:45 EST 2015
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Lunnon_Fred Lunnon_ [W. F. Lunnon] defines "solution" to be the smallest value not obtainable by the best set of stamps. The solutions given are one lower than this, that is, the sequence gives the largest number obtainable without a break using the best set of stamps.
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Discussion
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| Mon Dec 14
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| OEIS Server: https://oeis.org/edit/global/2475
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#17 by Charles R Greathouse IV at Thu Oct 04 10:28:03 EDT 2012
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R. L. Graham and N. J. A. Sloane, <a href="http://www.research.attneilsloane.com/~njas/doc/RLG/073.pdf">On Additive Bases and Harmonious Graphs</a>
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Discussion
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| Thu Oct 04
| 10:28
| OEIS Server: https://oeis.org/edit/global/1833
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#16 by Russ Cox at Fri Mar 30 16:44:42 EDT 2012
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_N. J. A. Sloane (njas(AT)research.att.com)._.
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Discussion
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| Fri Mar 30
| 16:44
| OEIS Server: https://oeis.org/edit/global/110
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#15 by Russ Cox at Sat Apr 09 17:57:05 EDT 2011
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M. F. Challis and J. P. Robinson, <a href="/">="http://www.cs.uwaterloo.ca/journals/JIS/VOL13/Challis/challis6.html">Some Extremal Postage Stamp Bases</a>, J. Integer Seq., 13 (2010), Article 10.2.3. [From John P Robinson (john-robinson(AT)uiowa.edu), Feb 18 2010]
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Discussion
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| Sat Apr 09
| 17:57
| OEIS Server: https://oeis.org/edit/global/6
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