login
A296611
Number of toothpicks added at n-th stage to the toothpick structure of A296610.
2
1, 1, 1, 1, 1, 2, 3, 3, 2, 3, 3, 4, 6, 5, 2, 3, 3, 4, 6, 7, 6, 8, 5, 8, 12, 10, 3, 3, 3, 4, 6, 7, 6, 8, 7, 10, 16, 16, 11, 10, 5, 8, 12, 16, 15, 19, 11, 19, 26, 21, 6, 3, 3, 4, 6, 7, 6, 8, 7, 10, 16, 16, 11, 10, 7, 10, 16, 20, 21, 26, 20, 25, 34, 36, 24, 16, 6, 8, 12, 16, 15, 19, 17, 25
OFFSET
1,6
COMMENTS
The word of this cellular automaton is "abc", the same as the word of A296511, but here the irregular triangle starts with three rows of length 3 as shown below:
a,b,c;
a,b,c;
a,b,c;
a,b,c,a,b,c;
a,b,c,a,b,c,a,b,c,a,b,c;
a,b,c,a,b,c,a,b,c,a,b,c,a,b,c,a,b,c,a,b,c,a,b,c;
...
Row lengths are 3, 3, 3, 6, 12, 24, 48, 96, ... or in other words: 3 together with the column 3 of A296612.
See also the example.
EXAMPLE
Triangle begins:
1,1,1;
1,1,2;
3,3,2;
3,3,4,6,5,2;
3,3,4,6,7,6,8,5, 8,12,10, 3;
3,3,4,6,7,6,8,7,10,16,16,11,10,5, 8,12,16,15,19,11,19,26,21, 6;
3,3,4,6,7,6,8,7,10,16,16,11,10,7,10,16,20,21,26,20,25,34,36,24,16,6,8,12,16, ...
...
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Omar E. Pol, Mar 02 2019
STATUS
approved