|
| |
|
|
A070952
|
|
Number of 1's in n-th generation of 1-D CA using Rule 30, started with a single 1.
|
|
8
|
|
|
|
1, 3, 3, 6, 4, 9, 5, 12, 7, 12, 11, 14, 12, 19, 13, 22, 15, 19, 20, 24, 21, 23, 23, 28, 26, 27, 26, 33, 30, 34, 31, 39, 26, 39, 29, 46, 32, 44, 38, 45, 47, 41, 45, 49, 38, 55, 42, 51, 44, 53, 43, 59, 52, 60, 49, 65, 57, 60, 56, 69, 61, 70, 59, 78, 64, 56, 65, 69, 69
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
0,2
|
|
|
COMMENTS
|
Number of 1's in n-th row of triangle in A070950.
Row sums in A070950; a(n) = 2*n + 1 - A070951(n). - Reinhard Zumkeller, Jun 07 2013
|
|
|
LINKS
|
N. J. A. Sloane, Table of n, a(n) for n = 1..10000 (Added Aug 15 2009)
Eric Weisstein's World of Mathematics, Rule 30
Wikipedia, Rule 30
Index entries for sequences related to cellular automata
|
|
|
MATHEMATICA
|
Map[Function[Apply[Plus, Flatten[ #1]]], CellularAutomaton[30, {{1}, 0}, 100]] (N. J. A. Sloane, Aug 10 2009)
|
|
|
PROG
|
(Haskell)
a070952 = sum . a070950_row -- Reinhard Zumkeller, Jun 07 2013
|
|
|
CROSSREFS
|
Cf. A070950, A070951, A151929, A051023.
Cf. A110267 (partial sums).
Sequence in context: A182627 A135986 A069734 * A137462 A163926 A050346
Adjacent sequences: A070949 A070950 A070951 * A070953 A070954 A070955
|
|
|
KEYWORD
|
nonn,easy,nice,changed
|
|
|
AUTHOR
|
N. J. A. Sloane, May 19 2002, Aug 10 2009
|
|
|
EXTENSIONS
|
More terms from Hans Havermann, May 26 2002
Corrected offset and initial term - N. J. A. Sloane, Jun 07 2013
|
|
|
STATUS
|
approved
|
| |
|
|
