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3, 7, 11, 23, 43, 47, 67, 79, 223, 251, 283, 347, 383, 571, 683, 719, 859, 1163, 1279, 1319, 1607, 1667, 1759, 1871, 2011, 2731, 2767, 2843, 2879, 3919, 4523, 4783, 4799, 4903, 5051, 6343, 6607, 7823, 8971, 9643, 11003, 11071, 11483, 11519, 12251, 12907
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| Intersection of A000040 and A139250.
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LINKS
| R. J. Mathar, Table of n, a(n) for n = 1..181
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
Index entries for sequences related to toothpick sequences
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FORMULA
| A000040 INTERSECT A139250.
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EXAMPLE
| a(25) = 2011 because 2011 is the number of toothpicks after 60 stages in the toothpick structure of A139250 and it is also a prime number A000040.
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CROSSREFS
| Cf. A000040, A139250, A139251, A139252.
Sequence in context: A106935 A116362 A090918 * A116606 A188132 A139814
Adjacent sequences: A139250 A139251 A139252 * A139254 A139255 A139256
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KEYWORD
| nonn
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AUTHOR
| Omar E. Pol (info(AT)polprimos.com), Apr 24 2008
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EXTENSIONS
| More terms from Omar E. Pol (info(AT)polprimos.com), Dec 20 2008
Terms beyond 2731 from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jan 21 2010
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