A144892 Row sums of triangle A144891 (S1hat(5)).

1, 6, 36, 271, 2101, 19296, 185946, 2029621, 23654671, 303054846, 4153493496, 61501843771, 969988075021, 16326593796396, 291081828746646, 5490558646391521, 109092080140450771, 2278805715594223146, 49897959213869259396, 1143087784199443461271

Offset: 0

Author

Wolfdieter Lang, Oct 09 2008

Keywords

• nonn
• easy

Crossrefs

Cf. A144891.

Formula

a(n) = Sum_{m=1..n} A144891(n,m), n>=1.