311027

Properties

Appears in sequences

• Numbers n such that ((1+I)^n+1)/(2+I) is a Gaussian prime.at n=33A124112
• Primes p such that (2^p - 2^((p+1)/2) + 1)/5 is prime.at n=19A125742
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 0), (0, 1, -1), (1, 0, 1)}.at n=12A148769
• Prime numbersat n=26882