A032117 Shifts left under "BIJ" (reversible, indistinct, labeled) transform.

2, 2, 6, 42, 438, 5898, 97014, 1884618, 42222582, 1071688842, 30393721206, 952533098442, 32690403883638, 1219333519991178, 49114397219993334, 2124699300233067978, 98248029245810336502, 4835941425413467183242

Offset

1,1

Links

Andrew Howroyd, Table of n, a(n) for n = 1..200

C. G. Bower, Transforms (2)

Prog

(PARI) BIJ(p)={(1-p^2/2)/(1-p) - 1}
seq(n)={my(p=O(x)); for(i=1, n, p=intformal(2+BIJ(p))); Vec(serlaplace(p))} \\ Andrew Howroyd, Sep 19 2018

Crossrefs

Sequence in context: A179236 A002027 A290957 * A137244 A284707 A174589

Adjacent sequences: A032114 A032115 A032116 * A032118 A032119 A032120

Keyword

nonn

Author

Christian G. Bower

Status

approved