67361

Appears in sequences

• Number of trees with n nodes and 7 leaves.at n=12A055294
• Floor-Sqrt transform of the binomial coefficients bin(2*n+1,n) (A001700).at n=17A192664
• Irregular triangle read by rows: T(n,k) (n>=2, 1<=k<=n) gives number of arrangements of the elements from the multiset M(n, 4) into exactly k disjoint cycles.at n=54A245184
• a(n) = n^3 + 2*n^2 + 4*n + 1.at n=40A270867