-6227

Appears in sequences

• Reversion of Jacobsthal numbers A001045.at n=11A091593
• Reversion of x*(1-2*x)/(1-3*x).at n=12A154825
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 221", based on the 5-celled von Neumann neighborhood.at n=39A270937
• First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 275", based on the 5-celled von Neumann neighborhood.at n=39A271094