|
|
|
|
1, 5, 21, 79, 291, 1043, 3725, 13205, 46793, 165471, 585191, 2068315, 7310897, 25837453, 91315845, 322715687, 1140515523, 4030652683, 14244666301, 50341596733, 177910950553, 628749519543, 2222045769223, 7852864484723, 27752577642625, 98079551982773, 346620034979541, 1224979511026399, 4329163636559235, 15299568080670371
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,2
|
|
LINKS
|
N. J. A. Sloane, On the No. of ON Cells in Cellular Automata, Video of talk in Doron Zeilberger's Experimental Math Seminar at Rutgers University, Feb. 05 2015: Part 1, Part 2
|
|
FORMULA
|
G.f.: (1-x)*(1+x)*(1+x-x^2)/((1-x-x^2)*(1-3*x-5*x^2+11*x^3)).
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
EXTENSIONS
|
|
|
STATUS
|
approved
|
|
|
|