Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of Product_{j>=1} 1/(1 - x^j)^sigma_k(j).
A321876
Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of Product_{j>=1} 1/(1 - x^j)^sigma_k(j).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =3a(6) =1a(7) =1a(8) =4a(9) =5a(10) =1a(11) =1a(12) =6a(13) =8a(14) =11a(15) =1a(16) =1a(17) =10a(18) =16a(19) =21a(20) =17a(21) =1a(22) =1a(23) =18a(24) =38a(25) =52a(26) =39a(27) =34a(28) =1a(29) =1
External references
- oeis: A321876