50197

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, 0), (-1, 1, -1), (0, 0, 1), (1, 0, -1)}.at n=13A148002
• Number of maximal 2-independent sets in the planar 3 X n grid graph.at n=16A231882
• Heptagonal numbers which are products of three distinct primes.at n=30A356422