1968408

Appears in sequences

• a(n) = 4*n^4 + 24*n^3 + 48*n^2 + 36*n + 8.at n=25A086302
• a(0) = 1, a(1) = 1 and for n >= 2, a(n) = floor(4 * a(n-2) * a(n-1) / (a(n-2) + a(n-1))).at n=34A093335