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Search: id:A155924
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| A155924 |
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Palindromic primes of form n^2+n+41. |
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+0
2
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| 131, 151, 313, 383, 797, 3288823, 7493947, 312989213, 79091719097, 1884468644881, 191259232952191, 13388297179288331
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OFFSET
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1,1
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COMMENT
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Corresponding n's are: 9,10,16,18,27,1813,2737,17691,281232,1372759.
a(13) > 10^18. [From Donovan Johnson (donovan.johnson(AT)yahoo.com), Feb 01 2009]
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CROSSREFS
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Cf. A002385 Palindromic primes: prime numbers whose decimal expansion is a palindrome, A005846 Primes of form n^2+n+41.
Sequence in context: A045164 A134951 A164294 this_sequence A090264 A132254 A087832
Adjacent sequences: A155921 A155922 A155923 this_sequence A155925 A155926 A155927
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KEYWORD
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base,more,nonn
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AUTHOR
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Zak Seidov (zakseidov(AT)yahoo.com), Jan 30 2009
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EXTENSIONS
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a(11)-a(12) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Feb 01 2009
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