Square array A(n,k), n>=0, k>=0, read by antidiagonals downwards, where column k is the expansion of Product_{j=0..k} (1 + j*x)/(1 - j*x).
A383900
Square array A(n,k), n>=0, k>=0, read by antidiagonals downwards, where column k is the expansion of Product_{j=0..k} (1 + j*x)/(1 - j*x).
Terms
- a(0) =1a(1) =1a(2) =0a(3) =1a(4) =2a(5) =0a(6) =1a(7) =6a(8) =2a(9) =0a(10) =1a(11) =12a(12) =18a(13) =2a(14) =0a(15) =1a(16) =20a(17) =72a(18) =42a(19) =2a(20) =0a(21) =1a(22) =30a(23) =200a(24) =312a(25) =90a(26) =2a(27) =0a(28) =1a(29) =42
External references
- oeis: A383900