2718144

Appears in sequences

• Pseudo Galois numbers for d=12.at n=2A028674
• a(n) = C(n+5,5) * C(n+7,7).at n=7A105948
• a(n) = binomial(n+7, 7) * binomial(n+9, 7).at n=5A107398
• Irregular triangle, read by rows, T(n, k) = binomial(2*n, k)*binomial(2*k, k).at n=43A156789
• Expansion of 1/(1 - 4*x - 4*x^2)^(7/2).at n=7A374513