login
A162779
Rows of A162777 when written as a triangle converge to this sequence.
1
1, 3, 5, 5, 7, 13, 15, 9, 7, 13, 17, 19, 29, 43, 39, 17, 7, 13, 17, 19, 29, 43, 41, 27, 29, 45, 55, 69, 103, 127, 95, 33, 7, 13, 17, 19, 29, 43, 41, 27, 29, 45, 55, 69, 103, 127, 97, 43, 29, 45, 55, 69, 103, 129, 111, 85, 105, 147, 181, 243, 335, 351, 223, 65, 7
OFFSET
0,2
COMMENTS
It appears that the right border of triangle gives A083318. - Omar E. Pol, Mar 15 2020
LINKS
David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata, Congressus Numerantium, Vol. 206 (2010), 157-191. [There is a typo in Theorem 6: (13) should read u(n) = 4.3^(wt(n-1)-1) for n >= 2.]
EXAMPLE
From Omar E. Pol, Mar 15 2020: (Start)
Written as an irregular triangle in which row lengths give A011782 the sequence begins:
1;
3;
5, 5;
7, 13, 15, 9;
7, 13, 17, 19, 29, 43, 39, 17;
7, 13, 17, 19, 29, 43, 41, 27, 29, 45, 55, 69, 103, 127, 95, 33;
7, 13, 17, 19, 29, 43, 41, 27, 29, 45, 55, 69, 103, 127, 97, 43, 29, 45, 55, ...
(End)
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Omar E. Pol, Jul 23 2009
EXTENSIONS
More terms from Jinyuan Wang, Mar 15 2020
STATUS
approved