42702

Appears in sequences

• Number of rooted toroidal maps with 2 faces, n vertices and no isthmuses.at n=8A006469
• a(n) = digit reversal of A103741(n).at n=41A103763
• a(n) = Catalan(n) mod Fibonacci(n).at n=24A246846
• Number of ways to reciprocally link elements of an n X n X n triangular array with themselves or a neighbor, with no more than 3 elements linked to themselves.at n=5A271612
• Number of ways to reciprocally link elements of an n X n X n triangular array with themselves or a neighbor, with no more than 4 elements linked to themselves.at n=5A271613
• T(n,k) = Number of ways to reciprocally link elements of an n X n X n triangular array with themselves or a neighbor, with no more than k elements linked to themselves.at n=33A271617
• T(n,k) = Number of ways to reciprocally link elements of an n X n X n triangular array with themselves or a neighbor, with no more than k elements linked to themselves.at n=41A271617