Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 241", based on the 5-celled von Neumann neighborhood.
A270989
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 241", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =4a(2) =36a(3) =156a(4) =736a(5) =3132a(6) =12896a(7) =53072a(8) =214556a(9) =859373a(10) =3438380a(11) =13790640a(12) =55184913a(13) =220746668a(14) =883112540a(15) =3532873541
External references
- oeis: A270989