71410

Appears in sequences

• Sum{T(i,j)}, 0<=i<=n, 0<=j<=n, T given by A026670.at n=14A026679
• 1/2 the number of colorings of a 3 X 3 square array with n colors.at n=3A068239
• a(n) = sigma_3(n) - sigma_2(n) - sigma_1(n).at n=39A092350