Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of e.g.f. B(x)^k, where B(x) is the e.g.f. of A384749.
A384751
Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of e.g.f. B(x)^k, where B(x) is the e.g.f. of A384749.
Terms
- a(0) =1a(1) =1a(2) =0a(3) =1a(4) =1a(5) =0a(6) =1a(7) =2a(8) =5a(9) =0a(10) =1a(11) =3a(12) =12a(13) =73a(14) =0a(15) =1a(16) =4a(17) =21a(18) =176a(19) =1881a(20) =0a(21) =1a(22) =5a(23) =32a(24) =315a(25) =4496a(26) =73281a(27) =0a(28) =1a(29) =6
External references
- oeis: A384751