71818

Appears in sequences

• Number of binary words of length n with exactly one occurrence of subword 010 and exactly two occurrences of subword 101.at n=20A260505
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 873", based on the 5-celled von Neumann neighborhood.at n=38A273709