63513

Appears in sequences

• Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 56.at n=8A031734
• Sum of prime factors of Lucas numbers A000032(n),n=0, n>=2, with n=1 term added.at n=34A070827
• a(n) = 81*n^2 + 9.at n=27A157888
• Expansion of exp(x*arcsin(x)) = sum_{n>=0} a(n)*x^(2n)/product(k, 0<k<2n).at n=5A191301
• Number of ways to place 3 nonattacking kings on an n X n cylindrical chessboard.at n=8A194651
• Sum of distinct prime divisors of Lucas(n).at n=34A219187
• Sum of prime divisors (with repetition) of Lucas(n).at n=33A219188
• Expansion of Product_{n>=1} (1 - x^(3*n))/(1 - x^n)^2 in powers of x.at n=25A278690