Triangle, read by rows, T(n, k) = Sum_{j=0..k} (-1)^j*(k-j+1)^n*binomial(n+1, j) *binomial(n+2, j)/(j+1).
A176124
Triangle, read by rows, T(n, k) = Sum_{j=0..k} (-1)^j*(k-j+1)^n*binomial(n+1, j) *binomial(n+2, j)/(j+1).
Terms
- a(0) =1a(1) =1a(2) =-1a(3) =1a(4) =-2a(5) =-9a(6) =1a(7) =-2a(8) =-33a(9) =-56a(10) =1a(11) =1a(12) =-109a(13) =-209a(14) =50a(15) =1a(16) =11a(17) =-324a(18) =-894a(19) =1641a(20) =10485a(21) =1a(22) =36a(23) =-867a(24) =-4262a(25) =12951a(26) =85926a(27) =211435a(28) =1a(29) =92
External references
- oeis: A176124