A256257 6 times numbers of Gould's sequence A001316.

6, 12, 12, 24, 12, 24, 24, 48, 12, 24, 24, 48, 24, 48, 48, 96, 12, 24, 24, 48, 24, 48, 48, 96, 24, 48, 48, 96, 48, 96, 96, 192, 12, 24, 24, 48, 24, 48, 48, 96, 24, 48, 48, 96, 48, 96, 96, 192, 24, 48, 48, 96, 48, 96, 96, 192, 48, 96, 96, 192, 96, 192, 192, 384, 12, 24, 24, 48, 24, 48, 48, 96, 24, 48, 48, 96, 48, 96, 96, 192

Offset: 0

Author

Omar E. Pol, Mar 20 2015

Keywords

• nonn
• tabf

Comments

Also, number of triangular cells turned ON at (n+1)-st stage in the structure of A256256.

First differences of A256256.

Examples

			Written as an irregular triangle in which the row lengths are the terms of A011782, the sequence begins:
6;
12;
12, 24;
12, 24, 24, 48;
12, 24, 24, 48, 24, 48, 48, 96;
12, 24, 24, 48, 24, 48, 48, 96, 24, 48, 48, 96, 48, 96, 96, 192;
...
		

Links

• N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS
• Index entries for sequences related to cellular automata

Crossrefs

Cf. A001316, A011782, A047999, A048896, A117973, A151787, A160713, A160721, A256256.

Formula

a(n) = 6*A001316(n) = 3*A117973(n) = 2*A160713(n).

a(n) = 12*A048896(n-1), n >= 1.