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Search: id:A062351
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| A062351 |
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Palindromic primes with strictly increasing digits up to the middle and then strictly decreasing. |
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+0
4
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| 2, 3, 5, 7, 11, 131, 151, 181, 191, 353, 373, 383, 787, 797, 12421, 12721, 12821, 13831, 13931, 14741, 17971, 34543, 34843, 35753, 1235321, 1245421, 1257521, 1268621, 1278721, 1456541, 1469641, 1489841, 1579751, 1589851, 3479743
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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The last term of the finite series is 123467898764321.
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LINKS
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P. De Geest, World of Palindromic Primes
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EXAMPLE
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13831 belongs to the sequence as it is a palindromic prime in which the digits are increasing up to the middle digit 8 and then decreasing.
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CROSSREFS
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Cf. A062352, A084836.
Sequence in context: A049575 A070028 A084836 this_sequence A088249 A067906 A029980
Adjacent sequences: A062348 A062349 A062350 this_sequence A062352 A062353 A062354
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KEYWORD
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nonn,base,fini
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jun 23 2001.
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EXTENSIONS
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Corrected and edited by Patrick De Geest (pdg(AT)worldofnumbers.com), Jun 07 2003.
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