53176

Appears in sequences

• a(n) = n*(n-1)*(n^2 + 2)/6.at n=24A071244
• Rhonda numbers to base 10.at n=22A099542
• Number of fixed poly-[3^3.4^2]-tiles (polyhouses) (holes allowed) with n cells.at n=8A197158
• Numbers whose cube is of the form a^5 + b^5 - c^5 with a >= b > 0 and c not in {a,b}.at n=8A257298
• G.f. A(x) satisfies: (1 - x) = A(x)*A(x^2)^2*A(x^3)^3*A(x^4)^4* ... *A(x^k)^k* ...at n=48A307656
• Number of compositions of 6*n-3 into parts 5 and 6.at n=16A373963
• a(n) = Sum_{k=0..floor(2*n/5)} binomial(k+1,2*n-5*k).at n=47A390020
• Expansion of 1 / ((1-x)^5 - x^6).at n=15A390045
• a(n) = Sum_{k=0..floor(3*n/5)} binomial(k,3*n-5*k).at n=33A392271