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A028222 Expansion of 1/((1-7x)(1-8x)(1-10x)(1-11x)). 0
1, 36, 815, 14850, 238161, 3512376, 48835795, 650202750, 8376184421, 105168836916, 1293777896775, 15655641961050, 186905779340281, 2206620573868656, 25809833134389755, 299526474742773750 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..15.

FORMULA

a(n)=(11^(n+3)-2*10^(n+3)+2*8^(n+3)-7^(n+3))/12. [Yahia Kahloune, Jun 12 2013]

CROSSREFS

Sequence in context: A133051 A215605 A173187 * A028216 A028221 A000597

Adjacent sequences:  A028219 A028220 A028221 * A028223 A028224 A028225

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified December 4 13:27 EST 2016. Contains 278750 sequences.