A032117 - OEIS

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

(list; graph; refs; listen; history; text; internal format)

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