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Search: id:A027287
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A027287 self-convolution of array T given by A026009. +0
1
1, 2, 6, 15, 54, 118, 471, 973, 4128, 8262, 36481, 71534, 324876, 627926, 2911923, 5568348, 26241376, 49767432, 237550401, 447567059, 2158650078, 4045351674, 19679880649, 36716551814, 179920446576, 334415846660 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A045628 A127383 A047870 this_sequence A003268 A009455 A007709

Adjacent sequences: A027284 A027285 A027286 this_sequence A027288 A027289 A027290

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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