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A167273 Infinite product of Triangle A167271 columns 1
1, 1, 3, 4, 10, 13, 28, 37, 73, 97, 177, 236, 412, 548, 915, 1218, 1971, 2616, 4117, 5453, 8390, 11082, 16710, 22012, 32638, 42864, 62592, 81972, 118125 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..28.

FORMULA

Infinite product of triangle A167271 columns, as polynomials: (1, 1, 1,...)

* (1, 0, 2, 0, 3,...) * (1, 0, 0, 1, 0, 0, 1,...) * (1, 0, 0, 3, 0, 0, 6,...)

* ...

CROSSREFS

Cf. A167271

Sequence in context: A092119 A143372 A035594 * A096380 A309478 A071019

Adjacent sequences:  A167270 A167271 A167272 * A167274 A167275 A167276

KEYWORD

nonn

AUTHOR

Gary W. Adamson & Mats Granvik, Oct 31 2009

STATUS

approved

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Last modified November 20 10:09 EST 2019. Contains 329334 sequences. (Running on oeis4.)