A194697 a(n) = 2*A194695(n).

4, 4, 8, 12, 16, 16, 22, 32, 26, 20, 24, 40, 44, 52, 48, 72, 42, 20, 24

Offset

1,1

Comments

Conjecture: number of toothpicks or D-toothpicks added to the structure of A194442 at stage 2^k+n, if k tends to infinity. It appears that rows of A194443 when written as a triangle converge to this sequence.

Links

Table of n, a(n) for n=1..19.

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

Index entries for sequences related to toothpick sequences

Example

Written as a triangle:
4,
4,
8,
12,16,
16,22,32,26,
20,24,40,44,52,48,72,42,
20,24

Crossrefs

Cf. A152980, A194270, A194442, A194694, A194695, A194696

Sequence in context: A278083 A086663 A003829 * A194696 A302681 A002368

Adjacent sequences: A194694 A194695 A194696 * A194698 A194699 A194700

Keyword

nonn,more

Author

Omar E. Pol, Sep 03 2011

Status

approved