A013400 tan(arcsin(x)-tan(x))=-1/3!*x^3-7/5!*x^5-47/7!*x^7+2529/9!*x^9...

-1, -7, -47, 2529, 474553, 80543201, 16320858097, 4064194232641, 1239800275237225, 458973088380970433, 203990713313188606561, 107678055191713549688737, 66805939165628021795993113

Offset

0,2

Links

Table of n, a(n) for n=0..12.

Crossrefs

Sequence in context: A015097 A341213 A201176 * A013399 A013403 A013401

Adjacent sequences: A013397 A013398 A013399 * A013401 A013402 A013403

Keyword

sign

Author

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

Status

approved