Triangle read by rows: T(n,k) is the coefficient A_k in the transformation Sum_{k=0..n} (k+1)*x^k = Sum_{k=0..n} A_k*(x+2)^k.
A246788
Triangle read by rows: T(n,k) is the coefficient A_k in the transformation Sum_{k=0..n} (k+1)*x^k = Sum_{k=0..n} A_k*(x+2)^k.
Terms
- a(0) =1a(1) =-3a(2) =2a(3) =9a(4) =-10a(5) =3a(6) =-23a(7) =38a(8) =-21a(9) =4a(10) =57a(11) =-122a(12) =99a(13) =-36a(14) =5a(15) =-135a(16) =358a(17) =-381a(18) =204a(19) =-55a(20) =6a(21) =313a(22) =-986a(23) =1299a(24) =-916a(25) =365a(26) =-78a(27) =7a(28) =-711a(29) =2598
External references
- oeis: A246788