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A028011 Expansion of 1/((1-2x)(1-7x)(1-9x)(1-12x)). 0
1, 30, 589, 9606, 141469, 1956918, 25981309, 335413254, 4245767581, 52992982614, 654705201085, 8028335357094, 97906258582237, 1189106856272118, 14398317567128317, 173947775018406726, 2097931504239454237, 25270527569760142230, 304106756286138899005 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..18.

FORMULA

a(n) = (7*12^(n+3)-25*9^(n+3)+3*7^(n+4)-3*2^(n+3))/1050. - Yahia Kahloune, Jun 06 2013

CROSSREFS

Sequence in context: A028016 A028085 A028012 * A028072 A028003 A024999

Adjacent sequences:  A028008 A028009 A028010 * A028012 A028013 A028014

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified November 28 04:43 EST 2021. Contains 349400 sequences. (Running on oeis4.)