A160158 -id:A160158 - cp's OEIS frontend

A160162 a(n) = A160158(n)/2.

0, 1, 2, 4, 8, 12, 14, 18, 24, 28, 32, 40, 52, 62, 68, 78, 88, 92, 96, 104, 116, 126, 134, 148, 164, 176, 192, 220, 254, 280, 300, 326, 344, 348, 352, 360, 372, 382, 390, 404, 420, 432, 448, 476, 510, 536, 558, 588, 612, 624, 640, 668, 702, 730, 760, 804, 848

Offset: 0

Omar E. Pol, May 29 2009

nonn

David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata, Congressus Numerantium, Vol. 206 (2010), 157-191. [There is a typo in Theorem 6: (13) should read u(n) = 4.3^(wt(n-1)-1) for n >= 2.]
N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS

Cf. A139250, A160158, A160406, A160730, A160732, A160736, A160738, A160740.

Extended beyond a(13) by R. J. Mathar, Jun 01 2009

A160159 First differences of A160158.

Original entry on oeis.org

2, 2, 4, 8, 8, 4, 8, 12, 8, 8, 16, 24, 20, 12, 20, 20, 8, 8, 16, 24, 20, 16, 28, 32, 24, 32, 56, 68, 52, 40, 52, 36, 8, 8, 16, 24, 20, 16, 28, 32, 24, 32, 56, 68, 52, 44, 60, 48, 24, 32, 56, 68, 56, 60, 88, 88, 80, 120, 180, 188, 144, 128, 132, 68, 8, 8, 16, 24, 20, 16, 28, 32, 24

Offset: 1

Omar E. Pol, May 29 2009

nonn

David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata, Congressus Numerantium, Vol. 206 (2010), 157-191. [There is a typo in Theorem 6: (13) should read u(n) = 4.3^(wt(n-1)-1) for n >= 2.]
N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS

Cf. A139250, A139251, A160158, A160162, A160163.

Extended beyond a(13) by R. J. Mathar, Jun 01 2009

A160734 a(n) = (A160158(n+2)-4)/4.

Original entry on oeis.org

0, 1, 3, 5, 6, 8, 11, 13, 15, 19, 25, 30, 33, 38, 43, 45, 47, 51

Offset: 0

Omar E. Pol, Jun 10 2009

David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata, Congressus Numerantium, Vol. 206 (2010), 157-191. [There is a typo in Theorem 6: (13) should read u(n) = 4.3^(wt(n-1)-1) for n >= 2.]
N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS

Cf. A139250, A153000, A160158, A160162, A160735.

A160163 First differences of A160162.

Original entry on oeis.org

1, 1, 2, 4, 4, 2, 4, 6, 4, 4, 8, 12, 10, 6, 10, 10, 4, 4, 8, 12, 10, 8, 14, 16, 12, 16, 28, 34, 26, 20, 26, 18, 4, 4, 8, 12, 10, 8, 14, 16, 12, 16, 28, 34, 26, 22, 30, 24, 12, 16, 28, 34, 28, 30, 44, 44

Offset: 1

Omar E. Pol, May 29 2009

nonn

David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata, Congressus Numerantium, Vol. 206 (2010), 157-191. [There is a typo in Theorem 6: (13) should read u(n) = 4.3^(wt(n-1)-1) for n >= 2.]
N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS

Cf. A139250, A139251, A160158, A160159, A160162.

a(n) = A160159(n)/2.

More terms from Colin Barker, Apr 19 2015

A160735 First differences of A160734.

Original entry on oeis.org

1, 2, 2, 1, 2, 3, 2, 2, 4, 6, 5, 3, 5, 5, 2, 2, 4

Offset: 1

Omar E. Pol, Jun 10 2009

David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata, Congressus Numerantium, Vol. 206 (2010), 157-191. [There is a typo in Theorem 6: (13) should read u(n) = 4.3^(wt(n-1)-1) for n >= 2.]
N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS

Cf. A139251, A152978, A160158, A160162, A160734.

cp's OEIS Frontend

A160162 a(n) = A160158(n)/2.

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A160159 First differences of A160158.

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A160734 a(n) = (A160158(n+2)-4)/4.

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A160163 First differences of A160162.

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A160735 First differences of A160734.

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