Triangle read by rows, T(n,k) = sum_{j=0..n} (-1)^(n+k+j) A(n,j)*C(j,n-k), A(n,j) the Eulerian numbers; n >= 0, k >= 0.
A225678
Triangle read by rows, T(n,k) = sum_{j=0..n} (-1)^(n+k+j) A(n,j)*C(j,n-k), A(n,j) the Eulerian numbers; n >= 0, k >= 0.
Terms
- a(0) =1a(1) =0a(2) =1a(3) =0a(4) =1a(5) =0a(6) =0a(7) =1a(8) =2a(9) =-2a(10) =0a(11) =1a(12) =8a(13) =-8a(14) =0a(15) =0a(16) =1a(17) =22a(18) =-6a(19) =-32a(20) =16a(21) =0a(22) =1a(23) =52a(24) =84a(25) =-272a(26) =136a(27) =0a(28) =0a(29) =1
External references
- oeis: A225678