44401

Appears in sequences

• Numerators of continued fraction convergents to sqrt(222).at n=7A041414
• Numerators of continued fraction convergents to sqrt(888).at n=7A042716
• a(n) = 1250*n^2 - 100*n + 1.at n=5A154374
• a(n) = 5000*n^2 - 200*n + 1.at n=2A157516
• a(n) = 2*prime(n)^2 - 1.at n=34A179262
• Number of non-equivalent binary n X n matrices with two nonadjacent 1's.at n=28A232567
• Diagonal of the rational function 1/(1 - x - y - z - x y + x z - y z + x y z).at n=4A274668
• Expansion of e.g.f. (sec(x) + tan(x))*exp(x)/(1 - x).at n=7A307593