A160729 -id:A160729 - cp's OEIS frontend

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A160728 Toothpick cube: a(n) = A160408(n)*6.

Original entry on oeis.org

0, 6, 12, 24, 48, 72, 96, 120, 144, 192, 288, 384, 432, 456, 480, 528

Offset: 0

Omar E. Pol, Jun 06 2009

Also, 6 times the toothpick pyramid A160408.
The sequence gives the number of toothpicks after n rounds. A160729 (the first differences) gives the number added at the n-th round.
See also the entry A139250 for more information about the toothpick sequences.

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

Toothpick triangle: A160406. Toothpick pyramid: A160408.

Cf. A139250, A139251, A160160, A160729.

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