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Search: id:A117426
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A117426 Row sums of triangle A117425. +0
2
1, 2, 5, 15, 51, 192, 781, 3416, 15925, 78596, 408338, 2224366, 12650993, 74876951, 459783612, 2922921342, 19192162341, 129864598567, 903840021982, 6460209847134, 47345351199235, 355305371430876, 2727065598788861 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Adjacent sequences: A117423 A117424 A117425 this_sequence A117427 A117428 A117429

Sequence in context: A007317 A132018 A108307 this_sequence A001681 A053553 A007312

KEYWORD

nonn

AUTHOR

Paul D. Hanna (pauldhanna(AT)juno.com), Mar 14 2006

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Last modified May 16 19:35 EDT 2008. Contains 139737 sequences.

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