110513

Appears in sequences

• Cubes written in base 6.at n=20A004636
• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 39.at n=6A031627
• Numbers k such that 187*2^k-1 is prime.at n=14A050845
• Coefficients of polynomials described below.at n=45A174531