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Search: id:A089336
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| A089336 |
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Smallest palindrome such that every partial concatenation is prime. |
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+0
1
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| 2, 3, 3, 3, 3, 77, 1, 191, 1, 3, 33, 191, 9, 3, 393, 99, 3, 333, 747, 1221, 727, 1881, 1331, 9009, 7447, 101, 909, 373, 909, 3773, 33, 151, 191, 1, 3003, 7667, 3553, 16661, 15651, 38283, 7, 767, 38383, 32123, 333, 3, 373, 14741, 919, 13331, 34743, 11011, 1331
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Though initial terms match, this is different from A089335.
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EXAMPLE
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2, 23, 233, 2333, 23333, 2333377, etc. are primes.
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CROSSREFS
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Cf. A089335.
Sequence in context: A033679 A051670 A089702 this_sequence A089335 A088093 A049837
Adjacent sequences: A089333 A089334 A089335 this_sequence A089337 A089338 A089339
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KEYWORD
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base,nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 04 2003
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EXTENSIONS
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More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Sep 14 2005
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