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A130581 Column 1 and row sums of triangle A130580. 3
1, 1, 2, 3, 5, 9, 18, 40, 98, 263, 769, 2439, 8357, 30808, 121677, 512654, 2294579, 10867855, 54272617, 284831748, 1566303877, 9000703543, 53917955406, 335961295910, 2173069940120, 14564444009958, 100977717043569 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

CROSSREFS

Cf. A130580 (triangle); other columns: A130582, A130583.

Sequence in context: A022862 A097332 A099236 * A051236 A003218 A058770

Adjacent sequences:  A130578 A130579 A130580 * A130582 A130583 A130584

KEYWORD

nonn

AUTHOR

Paul D. Hanna (pauldhanna(AT)juno.com), Jun 05 2007

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Last modified February 16 21:51 EST 2012. Contains 205978 sequences.