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