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Search: id:A048518
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A048518 Primes containing only two different digits whose sum of digits is 28, the second perfect number. +0
2
1999, 9199, 338383, 383833, 1181881, 1881181, 1881811, 2222929, 2922229, 8118181, 8188111, 8881111, 9222229, 15551551, 15555151, 15555511, 16166611, 16616161, 33333373, 33733333, 34434343, 44334343, 44343433, 51155551 (list; graph; listen)
OFFSET

0,1

COMMENT

Calculated by Robert T. McQuaid (robert.mcquaid(AT)headwaters.com).

LINKS

C. Rivera, Source from Carlos Rivera's Puzzle Site.

CROSSREFS

Cf. A000396, A048517.

Sequence in context: A167292 A037029 A048517 this_sequence A043416 A125680 A162238

Adjacent sequences: A048515 A048516 A048517 this_sequence A048519 A048520 A048521

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), May 15 1999.

EXTENSIONS

More terms from Naohiro Nomoto (6284968128(AT)geocities.co.jp), Jul 28 2001

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.


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