Expansion of e.g.f. log(1 + Sum_{k>=1} x^(k^2)/k^2).
A305620
Expansion of e.g.f. log(1 + Sum_{k>=1} x^(k^2)/k^2).
Terms
- a(0) =1a(1) =-1a(2) =2a(3) =0a(4) =-6a(5) =60a(6) =-540a(7) =3780a(8) =12600a(9) =-199080a(10) =3074400a(11) =-45738000a(12) =511434000a(13) =-5621616000a(14) =55394539200a(15) =960323364000
External references
- oeis: A305620