A115084 Row sums of triangle A115080.

1, 2, 6, 20, 82, 397, 2186, 13241, 86578, 603249, 4440800, 34313272, 276904847, 2324369733, 20227700385, 181987602305, 1688734327673, 16129293322211, 158281104406067, 1593383284029479, 16431757177327175, 173372313294822983

Offset

0,2

Links

Table of n, a(n) for n=0..21.

Crossrefs

Cf. A115080, A115081 (column 0), A115082 (column 1), A115083 (column 2); A115089.

Sequence in context: A118476 A260788 A337274 * A177476 A266600 A177474

Adjacent sequences: A115081 A115082 A115083 * A115085 A115086 A115087

Keyword

nonn

Author

Paul D. Hanna, Jan 13 2006

Status

approved