OFFSET
0,1
LINKS
Eric M. Schmidt, Table of n, a(n) for n = 0..1000
Eric M. Schmidt, C++ code to compute this sequence
Mirek Wojtowicz, Information on many 2D cellular automata
EXAMPLE
a(0) = 5 because the 1 X 5 row contains 5 cells. a(1) = 4 because 4 cells are neighbors of exactly 2 of the original 5 cells. a(2) = 6 because 6 cells are neighbors of exactly 2 of the previous 4 cells.
CROSSREFS
KEYWORD
nonn
AUTHOR
Oliver Pechenik, Sep 08 2004
EXTENSIONS
Offset changed by Eric M. Schmidt, Mar 10 2013
STATUS
approved