59244

Appears in sequences

• Number of binary [ n,3 ] codes.at n=28A034357
• Number of obtuse isosceles triangles on an n X n grid.at n=20A190318
• The logarithmic transform of sigma(n).at n=8A274805
• Triangle read by rows: T(n,k) is the number of embeddings on the sphere of 2-connected planar graphs with n nodes and k faces up to orientation preserving isomorphisms, n >= 3, k=2..2*n-4.at n=42A342059