53270

Appears in sequences

• Number of n-node triangulations of the double torus S_2 in which every node has degree >= 5.at n=2A129036
• Number of n X 3 0..2 arrays with no element equal to zero plus the sum of elements to its left or zero plus the sum of elements above it or zero plus the sum of the elements diagonally to its northwest, modulo 3.at n=18A240034
• G.f. satisfies A(x) = (1 + x) * (1 + x*A(x)^4).at n=6A364337