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A170886 Similar to A160406, but always staying outside the wedge, starting at stage 1 with a toothpick whose midpoint touches the vertex of the wedge. 5
0, 1, 3, 5, 7, 11, 17, 23, 29, 37, 49, 55, 63, 75, 93, 107, 121, 141, 161, 167, 175, 187, 205, 219, 235, 259, 285, 301, 325, 363, 409, 447, 489, 541, 577, 583, 591, 603, 621, 635, 651, 675, 701, 717, 741, 779, 825, 863, 907, 963, 1005, 1021, 1045, 1083, 1129 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

See A170887 for the first differences.

LINKS

Table of n, a(n) for n=0..54.

David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata

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

CROSSREFS

Cf. A139250, A170887, A170888, A170890, A170892.

Sequence in context: A152998 A222176 A108539 * A238137 A090919 A065557

Adjacent sequences:  A170883 A170884 A170885 * A170887 A170888 A170889

KEYWORD

nonn

AUTHOR

Omar E. Pol, Jan 09 2010

EXTENSIONS

Terms beyond a(9) from R. J. Mathar, Jan 25 2010

STATUS

approved

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Last modified October 18 07:58 EDT 2018. Contains 316307 sequences. (Running on oeis4.)