A267695 First differences of A267694.

0, 2, 3, 4, 7, 4, 7, 12, 15, 4, 7, 12, 15, 12, 23, 36, 31, 4, 7, 12, 15, 12, 23, 36, 31, 12

Offset

0,2

Comments

Number of Q-toothpicks added at n-th stage to the Q-toothpick structure of A267694.

Links

Table of n, a(n) for n=0..25.

N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS

Index entries for sequences related to cellular automata

Index entries for sequences related to toothpick sequences

Example

When the positive terms are written as an irregular triangle in which the row lengths are the terms of A011782 the sequence begins:
2;
3;
4, 7;
4, 7, 12, 15;
4, 7, 12, 15, 12, 23, 36, 31;
4, 7, 12, 15, 12, 23, 36, 31, 12,...

Crossrefs

Cf. A011782, A187210, A187211, A267694, A267699.

Sequence in context: A139072 A021430 A297110 * A138676 A297111 A035532

Adjacent sequences: A267692 A267693 A267694 * A267696 A267697 A267698

Keyword

nonn,tabf,more

Author

Omar E. Pol, Apr 02 2016

Status

approved