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 A267699 First differences of A267698. 3
 0, 2, 4, 7, 12, 7, 12, 15, 20, 7, 12, 15, 20, 15, 28, 39, 36, 7, 12, 15, 20, 15, 28, 39, 36, 15 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS Number of Q-toothpicks added at n-th stage in the Q-toothpick structure of A267698. LINKS N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS 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; 4; 7, 12; 7, 12, 15, 20; 7, 12, 15, 20, 15, 28, 39, 36; 7, 12, 15, 20, 15, 28, 39, 36, 15,... CROSSREFS Cf. A011782, A187210, A187211, A267695, A267698. Sequence in context: A058103 A346268 A097592 * A193841 A052474 A033054 Adjacent sequences: A267696 A267697 A267698 * A267700 A267701 A267702 KEYWORD nonn,tabf,more AUTHOR Omar E. Pol, Apr 02 2016 STATUS approved

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Last modified December 7 11:43 EST 2022. Contains 358656 sequences. (Running on oeis4.)