exp(sin(arctanh(x)))=1+x+1/2!*x^2+2/3!*x^3+5/4!*x^4+16/5!*x^5...

A012051

exp(sin(arctanh(x)))=1+x+1/2!*x^2+2/3!*x^3+5/4!*x^4+16/5!*x^5...

Terms

    a(0) =1a(1) =1a(2) =1a(3) =2a(4) =5a(5) =16a(6) =61a(7) =216a(8) =937a(9) =-1280a(10) =-34919a(11) =-1141504a(12) =-13257619a(13) =-263392128a(14) =-3269873515a(15) =-64804059904a(16) =-890367567919

External references