A261313 Decimal expansion of the lower limit of A147562(i)/i^2.

9, 0, 2, 6, 1, 1, 6, 5, 6, 9, 0, 6, 2, 4, 4, 2, 7, 1, 7, 9, 2, 8, 0, 2, 6, 8, 4, 5, 6, 0, 8, 0, 0, 2, 4, 7, 0, 2, 0, 4, 0, 8, 2, 7, 6, 6, 5, 9, 9, 1, 6, 6, 0, 7, 9, 5, 1, 8, 2, 5, 8, 6, 7, 3, 9, 6, 6, 6, 2, 1, 5, 2, 5, 0, 4, 4, 3, 3, 8, 5, 2, 7, 6, 6, 3, 8, 3

Offset

0,1

Comments

Evidently twice the lower limit of A139250(n)/n^2 and thus twice A195853.

References

D. 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

Links

Table of n, a(n) for n=0..86.

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.], which is also available at arXiv:1004.3036v2, [math.CO], 2010.

Steven R. Finch, Toothpicks and Live Cells, July 21, 2015. [Cached copy, with permission of the author]

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

Example

0.90261165..

Crossrefs

Cf. A139250, A170927, A147562, A195853, A260239.

Sequence in context: A261169 A093767 A199175 * A203129 A107091 A200306

Adjacent sequences: A261310 A261311 A261312 * A261314 A261315 A261316

Keyword

nonn,cons

Author

Robert Price, Aug 14 2015

Extensions

Name and first 10 terms suggested by Steven Finch, Jul 21 2015

Status

approved