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Search: id:A118041
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A118041 Column 0 of triangle A118040, which is the matrix square of triangle A118032; also equals a bisection of A118033, which is column 0 of A118032. +0
5
1, 2, 6, 16, 44, 116, 294, 748, 1794, 4352, 10072, 23496, 52862, 118820, 261214, 569604, 1228220, 2601164, 5495022, 11344842, 23610090, 47656726, 97354662, 192295578, 388117650, 753393744, 1495849616, 2851455044, 5606303284 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Cf. A118033; A118040 (triangle), A118042 (column 2), A118043 (column 3); A118044 (row sums); related triangles: A118032, A118045.

Adjacent sequences: A118038 A118039 A118040 this_sequence A118042 A118043 A118044

Sequence in context: A003142 A027994 A027068 this_sequence A105073 A002605 A080953

KEYWORD

nonn

AUTHOR

Paul D. Hanna (pauldhanna(AT)juno.com), Apr 10 2006

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Last modified May 22 15:55 EDT 2008. Contains 140006 sequences.


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