66394

Appears in sequences

• Partial sums of A000340, second partial sums of A003462.at n=9A052150
• 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, 0), (-1, -1, 1), (0, 0, -1), (0, 1, 0), (1, 0, 0)}.at n=10A149844
• Numbers k such that 6*R_k + 10^k - 5 is prime, where R_k = 11...11 is the repunit (A002275) of length k.at n=12A259118