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A155924
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Palindromic primes of form n^2+n+41.
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1
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131, 151, 313, 383, 797, 3288823, 7493947, 312989213, 79091719097, 1884468644881, 191259232952191, 13388297179288331, 3101199511159911013, 327274601898106472723, 1208438177787877718348021, 301692965738393837569296103
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| Corresponding n's are: 9,10,16,18,27,1813,2737,17691,281232,1372759.
a(17) > 10^28. - Donovan Johnson, Oct 11 2011
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CROSSREFS
| Cf. A002385 Palindromic primes: prime numbers whose decimal expansion is a palindrome, A005846 Primes of form n^2+n+41.
Sequence in context: A134951 A173071 A164294 * A090264 A132254 A087832
Adjacent sequences: A155921 A155922 A155923 * A155925 A155926 A155927
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KEYWORD
| base,more,nonn
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AUTHOR
| Zak Seidov (zakseidov(AT)yahoo.com), Jan 30 2009
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EXTENSIONS
| a(11)-a(12) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Feb 01 2009
a(13)-a(14) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Jun 23 2010
a(15)-a(16) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Oct 11 2011
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