19349

Appears in sequences

• Number of points in Z^n of norm <= 2.at n=14A055426
• Numbers n such that sigma(sigma(n) - phi(n)) = phi(sigma(n) + phi(n)).at n=8A074876
• Numerators of Blandin-Diaz compositional Bernoulli numbers C_2,n.at n=7A133004
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 0), (-1, 0, 1), (1, -1, 0), (1, 1, 0)}.at n=9A149130
• Arises in the maximum number of C5's in a triangle-free graph.at n=36A185721
• Total sum of parts <= n of multiplicity 0 in all partitions of n.at n=15A213679