242835

Appears in sequences

• a(n+2) = a(n+1) + a(n) - (2*n + 1) where a(0)=7, a(1)=11.at n=23A088981
• Triangle, read by rows, where column k of T = column 0 of matrix power T^{(k+1)(k+2)/2} for k>=0, with T(n,0)=1 for n>=0.at n=29A134523
• Column 1 of triangle T=A134523, also equals column 0 of the matrix power T^3, where column k of T = column 0 of matrix power T^{(k+1)(k+2)/2} for k>=0.at n=6A134524