52465

Appears in sequences

• Partial sums of the large Schroeder numbers (A006318).at n=8A086616
• Numbers k such that k and k^2 use only the digits 2, 4, 5, 6 and 7.at n=38A137094
• Triangle read by rows: T(n,k) = T(n,k-1) + T(n-1, k) + T(n-1,k-1) with T(n,0) = T(n, n) = 1 (n >= 0, 0 <= k <= n).at n=53A336858
• Mirror image of triangular array A336858.at n=46A336859