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A012361 Expansion of e.g.f. arcsin(tan(x) * exp(x)). 0
0, 1, 2, 6, 24, 160, 1312, 13496, 162624, 2282880, 36300032, 646542336, 12732724224, 274854736000, 6451455453952, 163604692933376, 4457345570893824, 129841475781611520, 4026939664026755072, 132480317530158575616, 4607985167132525543424 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

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

EXAMPLE

x + 2/2!*x^2 + 6/3!*x^3 + 24/4!*x^4 + 160/5!*x^5 ...

CROSSREFS

Sequence in context: A009608 A012715 A038205 * A308111 A121773 A304996

Adjacent sequences:  A012358 A012359 A012360 * A012362 A012363 A012364

KEYWORD

nonn

AUTHOR

Patrick Demichel (patrick.demichel(AT)hp.com)

EXTENSIONS

a(0) inserted and title improved by Sean A. Irvine, Jul 18 2018

STATUS

approved

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Last modified May 19 08:11 EDT 2022. Contains 353826 sequences. (Running on oeis4.)