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Search: id:A154223
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A154223 Diagonal sums of number triangle A154221. +0
2
1, 1, 2, 3, 5, 9, 16, 32, 61, 125, 246, 502, 999, 2023, 4040, 8136, 16265, 32649, 65290, 130826, 261643, 523787, 1047564, 2096140, 4192269, 8386573, 16773134, 33550350, 67100687, 134209551, 268419088 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Sequence in context: A047061 A136169 A047041 this_sequence A061031 A054187 A014743

Adjacent sequences: A154220 A154221 A154222 this_sequence A154224 A154225 A154226

KEYWORD

nonn

AUTHOR

Paul Barry (pbarry(AT)wit.ie), Jan 05 2009

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Last modified December 7 23:50 EST 2009. Contains 170430 sequences.

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