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#13 by Joerg Arndt at Fri Jul 12 08:46:41 EDT 2013
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#12 by R. J. Mathar at Fri Jul 12 06:52:20 EDT 2013
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#11 by R. J. Mathar at Fri Jul 12 06:43:04 EDT 2013
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#10 by R. J. Mathar at Fri Jul 12 05:56:35 EDT 2013
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| EXAMPLE
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96 has a representation 31*6 and is not in the sequence.
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| MAPLE
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# carryLmult implemented in A169908
isA169911 := proc(n)
local a, b, un ;
un := {1, 2, 4, 5, 7, 8} ;
for a from 1 to n do
for b from 1 to a do
if a in un or b in un then
;
else
if carryLmult(a, b) = n then
return false;
end if;
end if;
end do:
end do:
if n in un then
false ;
else
true;
end if;
end proc:
e := 1:
for n from 1 do
if isA169911(n) then
printf("%d %d\n", e, n) ;
e := e+1 ;
end if;
end do: # R. J. Mathar, Jul 12 2013
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| STATUS
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approved
editing
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#9 by Russ Cox at Fri Mar 30 17:38:11 EDT 2012
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| AUTHOR
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_David Applegate_, _, _Marc LeBrun (mlb(AT)well.com) _ and N. J. A. Sloane, Jul 11 2010
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Discussion
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Fri Mar 30
| 17:38
| OEIS Server: https://oeis.org/edit/global/183
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#8 by Russ Cox at Fri Mar 30 17:21:02 EDT 2012
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| AUTHOR
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_David Applegate (david(AT)research.att.com), _, Marc LeBrun (mlb(AT)well.com) and N. J. A. Sloane, Jul 11 2010
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Discussion
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Fri Mar 30
| 17:21
| OEIS Server: https://oeis.org/edit/global/118
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#7 by Russ Cox at Fri Mar 30 16:51:45 EDT 2012
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| AUTHOR
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David Applegate (david(AT)research.att.com), Marc LeBrun (mlb(AT)well.com) and _N. J. A. Sloane (njas(AT)research.att.com), _, Jul 11 2010
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Discussion
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Fri Mar 30
| 16:51
| OEIS Server: https://oeis.org/edit/global/110
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#6 by Russ Cox at Sun Jul 10 18:19:44 EDT 2011
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| LINKS
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<a href="/Sindx_index/Ca.html#CARRYLESS">Index entries for sequences related to carryless arithmetic</a>
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Discussion
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Sun Jul 10
| 18:19
| OEIS Server: https://oeis.org/edit/global/26
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#5 by Tony Noe at Fri Nov 12 18:23:25 EST 2010
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#4 by Tony Noe at Fri Nov 12 17:25:46 EST 2010
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