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Search: id:A026961
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A026961 a(n) = self-convolution of array T given by A026626. +0
1
1, 2, 11, 34, 138, 492, 1830, 6804, 25576, 96728, 367932, 1405884, 5392590, 20751504, 80076872, 309748096, 1200669828, 4662772672, 18137643524, 70657441212, 275620281310 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A056359 A088306 A100109 this_sequence A026971 A071801 A026981

Adjacent sequences: A026958 A026959 A026960 this_sequence A026962 A026963 A026964

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified November 21 14:49 EST 2008. Contains 150807 sequences.

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