78941

Properties

Appears in sequences

• n-th occurrence of gap of n between primes occurs at prime a(n), n even, n >= 2.at n=17A054587
• Primes p such that 2^p-1 and the p-th Fibonacci number have a common factor. Prime terms of A074776.at n=33A080050
• Number of walks within N^2 (the first quadrant of Z^2) starting at (0,0) and consisting of n steps taken from {(-1, -1), (-1, 0), (0, -1), (1, -1), (1, 0), (1, 1)}.at n=8A151309
• Prime numbersat n=7743