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A028020
Expansion of 1/((1-2x)(1-8x)(1-11x)(1-12x)).
0
1, 33, 711, 12677, 203175, 3043341, 43527247, 602201829, 8127414999, 107618860349, 1403846663583, 18094236941781, 230951316035623, 2924174000253357, 36776292351134319, 459910668538753733
OFFSET
0,2
FORMULA
a(n)=(27*12^(n+3)-40*11^(n+3)+15*8^(n+3)-2^(n+4))/1080. [Yahia Kahloune, May 29 2013]
CROSSREFS
Sequence in context: A028144 A028098 A028022 * A025130 A081141 A021021
KEYWORD
nonn,easy
AUTHOR
STATUS
approved