41727

Appears in sequences

• Centered octahedral numbers (crystal ball sequence for cubic lattice).at n=31A001845
• Number of unlabeled reduced unit interval graphs on n nodes.at n=15A005218
• a(n) = (9*n^3 + 5*n)/2.at n=20A230018
• Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 369", based on the 5-celled von Neumann neighborhood.at n=17A281517