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Search: id:A016135
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A016135 Expansion of 1/((1-2x)(1-11x)). +0
2
1, 13, 147, 1625, 17891, 196833, 2165227, 23817625, 261994131, 2881935953, 31701296507, 348714263625, 3835856903971, 42194425951873, 464138685486987, 5105525540389625, 56160780944351411, 617768590387996593 (list; graph; listen)
OFFSET

0,2

COMMENT

Also the sum of numbers containing no 0's whose sum of digits = n. E.g. 3+21+12+111=147, and a(3)=147 - Philippe LALLOUET (philip.lallouet(AT)wanadoo.fr), Aug 23 2007

CROSSREFS

Sequence in context: A048442 A051524 A110748 this_sequence A132156 A130611 A127747

Adjacent sequences: A016132 A016133 A016134 this_sequence A016136 A016137 A016138

KEYWORD

nonn

AUTHOR

njas

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Last modified December 3 16:57 EST 2008. Contains 151279 sequences.


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