56862

Appears in sequences

• Number of rods required to make a 3-D cube of side length n.at n=26A059986
• Expansion of x(3-x^2)/(1-3x).at n=10A114982
• Number of 3 X 3 symmetric matrices over Z(n) having determinant 1.at n=8A115224
• Monotonic ordering of nonnegative differences 9^i-3^j, for 40>= i>=0, j>=0.at n=23A192158
• Irregular triangular array, read by rows: row n shows the coefficients of the polynomial p(n,x) defined in Comments.at n=19A329430