Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f.: exp(Product_{j=1..n} 1/(1+x^j) - 1).
A294289
Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f.: exp(Product_{j=1..n} 1/(1+x^j) - 1).
Terms
- a(0) =1a(1) =1a(2) =0a(3) =1a(4) =-1a(5) =0a(6) =1a(7) =-1a(8) =3a(9) =0a(10) =1a(11) =-1a(12) =1a(13) =-13a(14) =0a(15) =1a(16) =-1a(17) =1a(18) =-1a(19) =73a(20) =0a(21) =1a(22) =-1a(23) =1a(24) =-7a(25) =25a(26) =-501a(27) =0a(28) =1a(29) =-1
External references
- oeis: A294289