22390

Appears in sequences

• Denominators of continued fraction convergents to sqrt(239).at n=8A041447
• a(n) = 9*a(n-2) - 4*a(n-3) for n > 2 with a(0)=1, a(1)=2.at n=10A122109
• Largest terms a(n) forming a self-convolution of an integer sequence (A132832) such that: a(n) <= 2*a(n-1) for n>0 with a(0)=1.at n=15A132831
• Number of 0..n arrays x(0..4) of 5 elements with each no smaller than the sum of its two previous neighbors modulo (n+1).at n=10A207102
• Numbers m such that sigma(m) = tau(m)! where sigma(k) = A000203(k) and tau(k) = A000005(k).at n=5A351866
• Expansion of the g.f. A(x) with the property that the sum of the first n coefficients in A(x/n)^n equals n for n >= 1.at n=6A375457