Triangle T(n,k), n >= 0, 0 <= k <= n, read by rows, where T(n,k) = (n-k)*T(n-1,k-1) + 2*(k+1)*T(n-1,k) + A102365(n,k) with T(n,k) = 0 if k < 0 or k > n.
A382629
Triangle T(n,k), n >= 0, 0 <= k <= n, read by rows, where T(n,k) = (n-k)*T(n-1,k-1) + 2*(k+1)*T(n-1,k) + A102365(n,k) with T(n,k) = 0 if k < 0 or k > n.
Terms
- a(0) =1a(1) =3a(2) =0a(3) =7a(4) =4a(5) =0a(6) =15a(7) =35a(8) =5a(9) =0a(10) =31a(11) =203a(12) =115a(13) =6a(14) =0a(15) =63a(16) =994a(17) =1428a(18) =315a(19) =7a(20) =0a(21) =127a(22) =4470a(23) =13421a(24) =7450a(25) =783a(26) =8a(27) =0a(28) =255a(29) =19185
External references
- oeis: A382629