-3612

Appears in sequences

• Triangle T, read by rows, equal to the matrix product T = H*C*H, where H is the self-inverse triangle A118433 and C is Pascal's triangle.at n=48A118438
• Cube of the Steinbach matrix as a characteristic polynomial triangular array.at n=60A122185
• Triangle T(n,k), n>=1, 0<=k<=n*(n+1)/2, read by rows: row n gives the coefficients of the chromatic polynomial of the n X n X n triangular grid, highest powers first.at n=27A193283
• Coefficients of mock modular form H_1^(2) of type 2A.at n=19A256058