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A047965
Coordination sequence T3 for Zeolite Code MSO.
1
1, 4, 12, 21, 32, 51, 80, 110, 132, 164, 212, 263, 304, 343, 406, 480, 542, 598, 668, 759, 844, 919, 1004, 1102, 1206, 1306, 1410, 1521, 1632, 1753, 1882, 2008, 2130, 2262, 2416, 2565, 2698, 2843, 3012, 3184, 3334, 3490, 3678, 3867, 4036, 4207, 4410
OFFSET
0,2
FORMULA
G.f.: (1 + x) * (1 + x + 6*x^2 + 15*x^4 + 3*x^5 + 20*x^6 + 6*x^7 + 21*x^8 + 8*x^9 + 14*x^10 + 11*x^11 + 9*x^12 + 14*x^14 - 11*x^15 + 11*x^16 - 6*x^17 + 2*x^18) / ((1 - x)^3 * (1 + x^2)^2 * (1 + x + x^2 + x^3 + x^4) * (1 + x^3 + x^6)). - Colin Barker, Dec 21 2015
CROSSREFS
Sequence in context: A365686 A270795 A191260 * A329472 A301071 A038430
KEYWORD
nonn
STATUS
approved