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#22 by N. J. A. Sloane at Tue Apr 10 08:26:35 EDT 2018
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Discussion
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Tue Apr 10
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| OEIS Server: https://oeis.org/edit/global/2754
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#21 by N. J. A. Sloane at Sun Apr 08 16:04:09 EDT 2018
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Sean A. Irvine, <a href="/A008000/a008000_1.pdf">Generating Functions for Coordination Sequences of Zeolites , after Grosse-Kunstleve, Brunner, and Sloane</a>
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Discussion
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Sun Apr 08
| 16:04
| OEIS Server: https://oeis.org/edit/global/2753
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#20 by N. J. A. Sloane at Sun Apr 08 15:50:29 EDT 2018
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R. W. Grosse-Kunstleve, G. O. Brunner, N. J. A. Sloane, and Sean A. Irvine, <a href="/A008000/a008000_1.pdf">Generating Functions for Coordination Sequences of Zeolites after Grosse-Kunstleve, Brunner, and Sloane</a>
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Discussion
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Sun Apr 08
| 15:50
| OEIS Server: https://oeis.org/edit/global/2752
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#19 by Joerg Arndt at Wed Mar 14 06:32:27 EDT 2018
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#18 by Sean A. Irvine at Wed Mar 14 05:31:59 EDT 2018
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#17 by Sean A. Irvine at Wed Mar 14 05:31:54 EDT 2018
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R. W. Grosse-Kunstleve, <a href="/A008240/b008240.txt">Table of n, a(n) for n = 0..1000</a>
R. W. Grosse-Kunstleve, G. O. Brunner, N. J. A. Sloane, and Sean A. Irvine, <a href="/A008000/a008000.pdf">Generating Functions for Coordination Sequences of Zeolites</a>
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| FORMULA
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Empirical gG.f.: (1+2*x+2*x^2+7*x^3+6*x^4+6*x^5+2*x^6+14*x^7-x^8+10*x^9-2*x^10+5*x^11-8*x^12+4*x^13) / ((1-x)^3*(1+x^2)*(1+x+x^2)*(1+x^4)). - Colin Barker, Dec 20 2015
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| STATUS
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approved
editing
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#16 by Joerg Arndt at Sun Dec 20 13:54:30 EST 2015
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#15 by Michel Marcus at Sun Dec 20 07:28:01 EST 2015
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#14 by Colin Barker at Sun Dec 20 05:56:23 EST 2015
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#13 by Colin Barker at Sun Dec 20 05:56:12 EST 2015
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a(24*m+k) = 1152*m^2 + 96*k*m + one of 24 numbers depending on k, 0<=k<24 (_. - _N. J. A. Sloane_)._
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