77206

Appears in sequences

• Number of free subsets of multiplicative group of GF(7^n).at n=5A007233
• 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, 0, 0), (0, 0, -1), (0, 1, 1), (1, 0, 0)}.at n=9A150159
• a(n) is the first occurrence of n in sequence A209266.at n=35A211389