30953

Appears in sequences

• Number of embeddings on the sphere of 2-connected planar graphs, minimum vertex degree 3, with n nodes.at n=4A187927
• x-value of the smallest solution to 2*x^2 - p*y^2 = (-1)^((p+1)/4), p = A002145(n).at n=28A306618
• Number of nX3 0..1 arrays with every element unequal to 0, 2, 3, 5, 6 or 7 king-move adjacent elements, with upper left element zero.at n=10A316118