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A008044 Coordination sequence T2 for Zeolite Code ATV. 0
1, 4, 12, 25, 42, 61, 88, 122, 160, 200, 246, 299, 358, 417, 480, 550, 628, 710, 796, 887, 984, 1083, 1188, 1298, 1412, 1530, 1656, 1789, 1926, 2063, 2206, 2356, 2512, 2670, 2832, 3001, 3178, 3357, 3540, 3728, 3922, 4120, 4324, 4533, 4746, 4961, 5184, 5414 (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

a(40*m+k) = 3920*m^2 + 196*k*m + one of 40 numbers depending on k, 0<=k<40 (N. J. A. Sloane).

CROSSREFS

Sequence in context: A114979 A008073 A008097 * A008212 A008080 A008157

Adjacent sequences:  A008041 A008042 A008043 * A008045 A008046 A008047

KEYWORD

nonn,easy

AUTHOR

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

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Last modified February 15 14:57 EST 2012. Contains 205823 sequences.