Expansion of e.g.f.: sech(tan(x)*exp(x))=1-1/2!*x^2-6/3!*x^3-27/4!*x^4-60/5!*x^5...
A012365
Expansion of e.g.f.: sech(tan(x)*exp(x))=1-1/2!*x^2-6/3!*x^3-27/4!*x^4-60/5!*x^5...
Terms
- a(0) =1a(1) =0a(2) =-1a(3) =-6a(4) =-27a(5) =-60a(6) =483a(7) =9422a(8) =92393a(9) =507528a(10) =-2635609a(11) =-125548830a(12) =-2109466227a(13) =-20314641204a(14) =35281684683
External references
- oeis: A012365