229568

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, 0), (-1, -1, 1), (-1, 0, 0), (1, 1, 0), (1, 1, 1)}.at n=9A151019
• Number of safe primes < 10^n.at n=7A188719
• Number of cells in regular n-gon after 2 generations of mitosis.at n=31A349807