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A009866 Coordination sequence T1 for Zeolite Code AHT. 0
1, 4, 11, 21, 36, 56, 81, 109, 142, 179, 221, 266, 316, 371, 431, 494, 562, 634, 711, 791, 876, 966, 1061, 1159, 1262, 1369, 1481, 1596, 1716, 1841, 1971, 2104, 2242, 2384, 2531, 2681, 2836, 2996, 3161, 3329, 3502, 3679, 3861, 4046, 4236, 4431, 4631 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

REFERENCES

W. M. Meier, D. H. Olson and Ch. Baerlocher, Atlas of Zeolite Structure Types, 4th Ed., Elsevier, 1996

LINKS

R. W. Grosse-Kunstleve, Coordination Sequences and Encyclopedia of Integer Sequences

R. W. Grosse-Kunstleve, G. O. Brunner and N. J. A. Sloane, Algebraic Description of Coordination Sequences and Exact Topological Densities for Zeolites, Acta Cryst., A52 (1996), pp. 879-889.

International Zeolite Association, Database of Zeolite Structures

FORMULA

The g.f. has denominator (1-x)^3(1+x)(1+x^2)(1+x^4).

CROSSREFS

Sequence in context: A009892 A016434 A008119 * A008017 A008205 A008095

Adjacent sequences:  A009863 A009864 A009865 * A009867 A009868 A009869

KEYWORD

nonn

AUTHOR

rwgk(AT)cci.lbl.gov (R.W. Grosse-Kunstleve)

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Last modified February 17 17:35 EST 2012. Contains 206061 sequences.