Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 121", based on the 5-celled von Neumann neighborhood.
A270208
Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 121", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =5a(2) =14a(3) =46a(4) =63a(5) =163a(6) =203a(7) =367a(8) =408a(9) =708a(10) =797a(11) =1237a(12) =1313a(13) =1949a(14) =2082a(15) =2882a(16) =3055a(17) =4143a(18) =4336a(19) =5624a(20) =5889a(21) =7489a(22) =7837a(23) =9717a(24) =10090a(25) =12414a(26) =12758a(27) =15407a(28) =15971a(29) =18956
External references
- oeis: A270208