39415

Appears in sequences

• G.f. (1-x)/(7*x^2-6*x+1).at n=7A102285
• Numbers k such that 10^k - 1000000001 is prime.at n=27A273679
• Number of solutions to 5 +- 11 +- 17 +- 23 +- ... +- prime(4*n+1) = 0.at n=12A292699