66345

Appears in sequences

• Triangle read by rows: T(n,k) is the number of Schroeder paths of length 2n having exactly k down steps hitting the x-axis.at n=46A101275
• Numbers k such that there are 10 digits in k^2 and for each factor f of 10 (1, 2, 5) the sum of digit groupings of size f is a square.at n=27A153748
• The ED3 array read by antidiagonals.at n=31A167572
• The fifth row of the ED3 array A167572.at n=3A167575