525308

Appears in sequences

• Least k such that k-1 and k+1 in binary representation have same number n of 0's as 1's.at n=8A191296
• Number of (n+1) X (3+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing x(i,j)-x(i-1,j) in the j direction.at n=13A250606
• Number of ways to write n as an ordered sum of 7 nonzero decimal palindromes.at n=37A341204