145310

Appears in sequences

• Numbers b such that b^262144+1 is prime.at n=3A244150
• G.f. A(x) satisfies: 1 = Product_{n>=1} (1 - A(x)^n) * (1 - A(x)^n*x) * (1 - A(x)^(n-1)/x).at n=9A268650