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Search: id:A115685
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A115685 Prime numbers whose digit reversal is a powerful(1) number (A001694). +0
1
23, 61, 163, 293, 487, 521, 691, 821, 1297, 1861, 2531, 2731, 4201, 4441, 4483, 5209, 5227, 8429, 8867, 9049, 9631, 12391, 14437, 16141, 16987, 25153, 25703, 29741, 52163, 61483, 63211, 65579, 65707, 65899, 67057, 67901, 69481, 80687 (list; graph; listen)
OFFSET

1,1

EXAMPLE

8867 is prime and 7688=2^3*31^2.

CROSSREFS

Cf. A001694.

Sequence in context: A068363 A031342 A141870 this_sequence A069798 A067194 A107692

Adjacent sequences: A115682 A115683 A115684 this_sequence A115686 A115687 A115688

KEYWORD

nonn,base

AUTHOR

Giovanni Resta (g.resta(AT)iit.cnr.it), Jan 31 2006

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.


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