477152

Appears in sequences

• a(n) = n*(n+1)*(n^2+1)/2.at n=31A071237
• Expansion of x^5*(1 - x)^2*(4 - 14*x + 8*x^2 + 11*x^3 - 6*x^4 - 2*x^5 + 2*x^6 + 5*x^7 - 2*x^8 + x^9)/(1 - 2*x)^4.at n=19A212330
• a(n) = Sum_{k=1..floor(n/2)} k^2 * (n-k)^2.at n=30A337173