A284232 Binary representation of generation n in the reversible cellular automaton RCA(2) when started with a single ON cell at generation 0.

1, 11, 1, 1111, 10101, 11, 1010001, 11111111, 1000101, 1100110011, 10001000001, 1111, 1000100010101, 11001100000011, 1000101010001, 1111111111111111, 10100010101000101, 11000000110011, 1010100010101000001, 11110000111100001111, 1000000010000010101

Offset

0,2

Links

Robert Price, Table of n, a(n) for n = 0..999

Alan J. Macfarlane, Linear reversible second-order cellular automata and their first-order matrix equivalents, Journal of Physics A: Mathematical and General 37.45 (2004): 10791. See Fig. 3.

Robert Price, Diagram of the first 35 generations

Index entries for sequences related to cellular automata

Index to Elementary Cellular Automata

Example

The fourth generation (starting at 0) of RCA(2) is x.x.x where "x" is an ON cell and "." is OFF. Treating this as a binary number yields 10101. Thus a(4) = 10101.

Crossrefs

Cf. A283324, A284234.

Sequence in context: A286022 A286642 A290860 * A204848 A027645 A193925

Adjacent sequences: A284229 A284230 A284231 * A284233 A284234 A284235

Keyword

nonn,more

Author

Robert Price, Mar 23 2017

Status

approved