72679

Properties

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), (0, 1), (1, -1), (1, 0)}.at n=13A151397
• Triangular array of coefficients of polynomials q defined in Comments; the coefficients are written in the order of decreasing powers of x.at n=49A248670
• Primes p such that (p^128 + 1)/2 is prime.at n=37A341230
• Prime numbersat n=7188