14637699

Appears in sequences

• Number of ways to reciprocally link elements of an nX4 array either to themselves or to exactly two king-move neighbors.at n=4A220592
• Number of ways to reciprocally link elements of an nX5 array either to themselves or to exactly two king-move neighbors.at n=3A220593
• T(n,k) = Number of ways to reciprocally link elements of an n X k array either to themselves or to exactly two king-move neighbors.at n=31A220595
• T(n,k) = Number of ways to reciprocally link elements of an n X k array either to themselves or to exactly two king-move neighbors.at n=32A220595