68301
domain: N
Appears in sequences
- Indices of prime Mersenne numbers (A001348).at n=32A016027
- Number of nX6 0..1 arrays with every element unequal to 0, 2, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=6A318089
- Number of nX7 0..1 arrays with every element unequal to 0, 2, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=5A318090