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Search: id:A027301
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A027301 a(n) = self-convolution of row n of Catalan triangle (A008315). +0
1
1, 2, 4, 13, 26, 100, 196, 820, 1581, 6954, 13244, 60214, 113620, 528840, 990756, 4692780, 8741876, 41970280, 77824912, 377687453, 697689538, 3415756084, 6289798684, 31018849628, 56964451670, 282658474700, 517885177320 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A018587 A163986 A153936 this_sequence A153933 A128601 A034500

Adjacent sequences: A027298 A027299 A027300 this_sequence A027302 A027303 A027304

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

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