144288144

Appears in sequences

• Squares of the form u'v'w, where in decimal representation u=n^2, v=2*n^2 and w=n^2 possibly with a leading zero.at n=11A077432
• Number of n X n 0..1 arrays avoiding 0 0 1 and 0 1 1 horizontally and 0 0 1 and 1 0 1 vertically.at n=9A208137
• Triangle read by rows: T(n, k) = (binomial(n,k)*binomial(n+k,k))^2 = A063007(n, k)^2, for n >= 0, k = 0..n.at n=34A303987
• a(n) = (n!/floor(n/2)!^2)^2.at n=13A327998
• Denominator of the variance of the random number of comparisons in quicksort applied to lists of length n.at n=14A330907