Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 251", based on the 5-celled von Neumann neighborhood.
A271017
Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 251", based on the 5-celled von Neumann neighborhood.
Terms
- a(0) =1a(1) =5a(2) =41a(3) =185a(4) =761a(5) =3065a(6) =12281a(7) =49145a(8) =196601a(9) =786425a(10) =3145721a(11) =12582905a(12) =50331641a(13) =201326585a(14) =805306361a(15) =3221225465
External references
- oeis: A271017