268008

Appears in sequences

• Number of strings of numbers x(i=1..n) in 0..7 with sum i^2*x(i) equal to n^2*7.at n=9A183951
• Number of strings of numbers x(i=1..10) in 0..n with sum i^2*x(i) equal to n*100.at n=6A183961
• 2*A259322(n).at n=3A259323