85334

Appears in sequences

• Number of walks within N^2 (the first quadrant of Z^2) starting at (0,0), ending on the vertical axis and consisting of n steps taken from {(-1, -1), (-1, 0), (0, -1), (0, 1), (1, -1), (1, 1)}.at n=9A151473
• Numbers n such that 51^n + 2 is prime.at n=19A247962
• a(n) = n-th pi-based antiderivative of 1.at n=20A258975
• G.f.: Sum_{n>=0} (n+1) * x^n * (1 + x^n)^n / (1 + x^(n+1))^(n+2).at n=52A326285