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A057311
Coordination sequence T2 for Zeolite Code ASV.
1
1, 4, 12, 18, 26, 52, 84, 100, 118, 162, 210, 248, 284, 332, 398, 458, 510, 576, 652, 724, 798, 886, 974, 1056, 1148, 1252, 1362, 1462, 1558, 1680, 1812, 1928, 2042, 2174, 2318, 2456, 2592, 2736, 2890, 3046, 3198, 3364, 3536, 3696, 3866, 4054, 4242
OFFSET
0,2
FORMULA
G.f.: (1 + x) * (1 + 2*x + 7*x^2 + x^3 + 12*x^4 + 10*x^5 + 18*x^6 - x^7 + 11*x^8 - 4*x^9 + 5*x^10 - 4*x^11 + 2*x^12) / ((1 - x)^3 * (1 + x^2) * (1 + x + x^2) * (1 + x + x^2 + x^3 + x^4)). - Colin Barker, Dec 20 2015
CROSSREFS
Sequence in context: A230628 A074285 A301252 * A063679 A340597 A325234
KEYWORD
nonn
STATUS
approved