Number of ways to reciprocally link elements of an nX5 array either to themselves or to exactly two king-move neighbors, without consecutive collinear links.
A220716
Number of ways to reciprocally link elements of an nX5 array either to themselves or to exactly two king-move neighbors, without consecutive collinear links.
Terms
- a(0) =1a(1) =463a(2) =21195a(3) =2126423a(4) =168897201a(5) =14158198781
External references
- oeis: A220716