Triangle T(n,k) defined by the generating function: exp(y*arcsin(x))-1 = Sum_{n>=1} (Sum_{k=1..n} T(n,k)*y^k)*x^n/n!.

A121408

Triangle T(n,k) defined by the generating function: exp(y*arcsin(x))-1 = Sum_{n>=1} (Sum_{k=1..n} T(n,k)*y^k)*x^n/n!.

Terms

    a(0) =1a(1) =0a(2) =1a(3) =1a(4) =0a(5) =1a(6) =0a(7) =4a(8) =0a(9) =1a(10) =9a(11) =0a(12) =10a(13) =0a(14) =1a(15) =0a(16) =64a(17) =0a(18) =20a(19) =0a(20) =1a(21) =225a(22) =0a(23) =259a(24) =0a(25) =35a(26) =0a(27) =1a(28) =0a(29) =2304

External references