Expansion of e.g.f.: exp(arcsin(arctan(x)))=1+x+1/2!*x^2-3/4!*x^4+4/5!*x^5+69/6!*x^6...

A012087

Expansion of e.g.f.: exp(arcsin(arctan(x)))=1+x+1/2!*x^2-3/4!*x^4+4/5!*x^5+69/6!*x^6...

Terms

    a(0) =1a(1) =1a(2) =1a(3) =0a(4) =-3a(5) =4a(6) =69a(7) =-32a(8) =-2503a(9) =1936a(10) =177481a(11) =-67328a(12) =-18539595a(13) =4140096a(14) =2813939725a(15) =353591808a(16) =-573509386895a(17) =-262064131840

External references