179768901595
domain: N
Appears in sequences
- Number of ways to reciprocally link elements of an nX5 array either to themselves or to exactly two king-move neighbors, without 3-loops.at n=5A220650
- Number of ways to reciprocally link elements of an nX6 array either to themselves or to exactly two king-move neighbors, without 3-loops.at n=4A220651