A012943 tanh(tan(x)+sin(x))=2*x-15/3!*x^3+449/5!*x^5-28721/7!*x^7...

2, -15, 449, -28721, 3151889, -528627033, 125743579433, -40263668914097, 16699083371803553, -8708208808970477865, 5576841084485883897593, -4302777965593093610367809, 3936500695596850373178005681

Offset

0,1

Links

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

Crossrefs

Sequence in context: A256369 A145328 A139810 * A363834 A013059 A013098

Adjacent sequences: A012940 A012941 A012942 * A012944 A012945 A012946

Keyword

sign

Author

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

Status

approved