A012578 Expansion of e.g.f. arcsinh(arcsinh(x) * log(x+1)).

0, 0, 2, -3, 4, -20, 38, 441, -4776, 34056, -126918, -1463715, 44636700, -890330220, 13954992270, -144155651535, 517645374960, 19331453038800, -757391766234510, 18491125497187005, -311747885279029260

Offset

0,3

Links

Table of n, a(n) for n=0..20.

Example

2/2!*x^2 - 3/3!*x^3 + 4/4!*x^4 - 20/5!*x^5 ...

Crossrefs

Sequence in context: A300902 A352581 A309789 * A012573 A268349 A333690

Adjacent sequences: A012575 A012576 A012577 * A012579 A012580 A012581

Keyword

sign

Author

Patrick Demichel

Extensions

a(0) and a(1) inserted and title improved by Sean A. Irvine, Jul 19 2018

Status

approved