-4920

Appears in sequences

• Binomial transform of (1,-1,4,-16,64,-256,1024,...) = (3*0^n-(-4)^n)/4.at n=9A084567
• Matrix inverse of triangle A137153(n,k) = C(2^k+n-k-1, n-k), read by rows.at n=22A137156
• Hankel transform of A158500.at n=19A158501
• Coefficient array for orthogonal polynomials P(n,x)=x*P(n-1,x)-(2*floor((n+2)/2)-3)*P(n-2,x), P(0,x)=1,P(1,x)=x.at n=71A178107
• Triangle T(n,k): the coefficient of [t^n] [x^k] of 2^(n+5) *n! *exp(t*(1+t)*x) / (3+exp(t*(1+t))).at n=16A178603
• a(n) = 2n(19-n).at n=60A182428
• First differences of A067046.at n=38A291681
• a(n) = 5*4*3*2*1 - 10*9*8*7*6 + 15*14*13*12*11 - 20*19*18*17*16 + ... - (up to the n-th term).at n=8A319888
• Triangle read by rows: T(n,k) = (-1)^n * n! + (-1)^(k+1) * k! for n >= 2 and 1 <= k <= n-1.at n=19A373967