Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 777", based on the 5-celled von Neumann neighborhood.

A273444

Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 777", based on the 5-celled von Neumann neighborhood.

Terms

    a(0) =1a(1) =4a(2) =24a(3) =120a(4) =616a(5) =2488a(6) =10412a(7) =42312a(8) =170732a(9) =685848a(10) =2749716a(11) =11012328a(12) =44018584a(13) =176039228a(14) =703362600a(15) =2810849496

External references