A124556 Row 6 of table A124550; also equals the self-convolution 6th power of A124566, which is row 6 of table A124560.

1, 6, 57, 650, 8616, 133212, 2447115, 54419202, 1481595429, 49675372516, 2060520991653, 106132616602416, 6805336245809868, 544338689393810406, 54409320120862446624, 6805431454912335217590, 1066433786673596566035777

Offset

0,2

Comments

In table A124550, the g.f. of row n, R_n(y), simultaneously satisfies: R_n(y) = [ Sum_{k>=0} y^k * R_{n*k}(y) ]^n for n>=0.

Links

Table of n, a(n) for n=0..16.

Formula

G.f.: A(x) = [ Sum_{k>=0} y^k * R_{6k}(y) ]^6, where R_n(x) is the g.f. of row n in table A124550.

Crossrefs

Cf. A124550; other rows: A124551, A124552, A124553, A124554, A124555.

Sequence in context: A138414 A349363 A130565 * A369514 A365816 A207412

Adjacent sequences: A124553 A124554 A124555 * A124557 A124558 A124559

Keyword

nonn

Author

Paul D. Hanna, Nov 07 2006

Status

approved