A397001 - OEIS

A397001

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of e.g.f. exp(F^k(x)), where F(x) is the e.g.f. of A396996.

1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 3, 8, 1, 1, 1, 4, 18, 57, 1, 1, 1, 5, 31, 174, 631, 1, 1, 1, 6, 47, 370, 2401, 9792, 1, 1, 1, 7, 66, 663, 6086, 43918, 198838, 1, 1, 1, 8, 88, 1071, 12641, 129264, 1013983, 5043587, 1, 1, 1, 9, 113, 1612, 23201, 306590, 3397296, 28550144, 154667896, 1

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OFFSET

0,9

LINKS

Table of n, a(n) for n=0..65.

FORMULA

See A397000.

EXAMPLE

Square array begins:

1, 1, 1, 1, 1, 1, ...

1, 2, 3, 4, 5, 6, ...

1, 8, 18, 31, 47, 66, ...