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A019453
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Coordination sequence T3 for Zeolite Code CGF.
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1
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1, 4, 9, 18, 34, 55, 76, 97, 131, 177, 217, 251, 290, 349, 419, 478, 533, 596, 673, 756, 839, 925, 1009, 1099, 1199, 1307, 1417, 1520, 1631, 1756, 1882, 2004, 2131, 2273, 2419, 2558, 2698, 2850, 3015, 3180, 3340, 3505, 3675, 3853, 4042, 4232, 4418, 4601
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,2
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REFERENCES
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W. M. Meier, D. H. Olson and Ch. Baerlocher, Atlas of Zeolite Structure Types, 4th Ed., Elsevier, 1996
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LINKS
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FORMULA
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G.f.: (1 + x) * (1 + 2*x + 5*x^2 + 10*x^3 + 18*x^4 + 26*x^5 + 35*x^6 + 41*x^7 + 54*x^8 + 50*x^9 + 56*x^10 + 41*x^11 + 39*x^12 + 27*x^13 + 19*x^14 + 8*x^15 + 5*x^16 - x^17 + 2*x^18 - 2*x^19 + x^20 + x^22) / ((1 - x)^3 * (1 - x + x^2) * (1 + x^2) * (1 + x + x^2) * (1 + x + x^2 + x^3 + x^4) * (1 + x + x^2 + x^3 + x^4 + x^5 + x^6)). - Colin Barker, Dec 21 2015
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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