A013002 sinh(arctan(x)+tan(x))=2*x+8/3!*x^3+72/5!*x^5+3040/7!*x^7...

2, 8, 72, 3040, 64896, 10595840, 87854080, 170663275520, -13108265091072, 9548887177330688, -2414396189767565312, 1470934245912869601280, -706590338221690516406272, 502826356422039379298484224

Offset

0,1

Links

Table of n, a(n) for n=0..13.

Crossrefs

Sequence in context: A295044 A374872 A305000 * A012998 A143760 A064605

Adjacent sequences: A012999 A013000 A013001 * A013003 A013004 A013005

Keyword

sign

Author

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

Status

approved