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Search: id:A077800
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| A077800 |
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List of twin primes {p, p+2}. |
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18
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| 3, 5, 5, 7, 11, 13, 17, 19, 29, 31, 41, 43, 59, 61, 71, 73, 101, 103, 107, 109, 137, 139, 149, 151, 179, 181, 191, 193, 197, 199, 227, 229, 239, 241, 269, 271, 281, 283, 311, 313, 347, 349, 419, 421, 431, 433, 461, 463, 521, 523, 569, 571, 599, 601, 617, 619
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Union (with repetition) of A001359 and A006512.
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REFERENCES
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M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards Applied Math. Series 55, 1964 (and various reprintings), p. 870.
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LINKS
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M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards, Applied Math. Series 55, Tenth Printing, 1972 [alternative scanned copy].
J. P. Delahaye, Twin Primes:Enemy Brothers?
J. C. Evard, Twin primes and their applications
Wikipedia, Twin prime
Index entries for primes, gaps between
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MATHEMATICA
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Sort[ Join[ Select[ Prime[ Range[ 115]], PrimeQ[ # - 2] &], Select[ Prime[ Range[ 115]], PrimeQ[ # + 2] &]]] (from Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 09 2005)
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CROSSREFS
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Cf. A070076. See A001097 for another version.
Sequence in context: A063202 A058020 A069201 this_sequence A118409 A162779 A090941
Adjacent sequences: A077797 A077798 A077799 this_sequence A077801 A077802 A077803
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), Dec 03, 2002
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