54694

Appears in sequences

• a(n) = A205110(n)/n.at n=28A205111
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 565", based on the 5-celled von Neumann neighborhood.at n=36A272945
• a(n) = number of near-rings with n elements.at n=11A305858
• Index of first occurrence of -n in A000319, or -1 if -n never appears there.at n=37A381231