175010
domain: N
Appears in sequences
- 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, -1, 1), (0, 1, 0), (1, 0, 0)}.at n=12A149810
- a(n) = Product_{d|n, d<n} prime(1+A001414(d)), where A001414(d) gives the sum of prime factors of d, with repetition.at n=43A319692