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Search: id:A067853
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| A067853 |
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Numbers n such that n divides prime(n^2)+1. |
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+0
1
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| 1, 2, 3, 8, 12, 37, 72, 73, 95, 472, 582, 735, 745, 1293, 1295, 1354, 2886, 6088, 7418, 7650, 8922, 9348, 9584, 14592, 25212, 34997, 36360, 102226, 114713, 160044, 190402
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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a(32) > 3*10^5. [From Donovan Johnson (donovan.johnson(AT)yahoo.com), Nov 15 2009]
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EXAMPLE
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8 divides prime(8^2)+1 = 312 = 39*8, so 8 is a term of the sequence.
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MATHEMATICA
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Select[Range[10^4], Mod[Prime[ #^2] + 1, # ] == 0 &]
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CROSSREFS
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Sequence in context: A025080 A024468 A134683 this_sequence A086590 A127484 A080478
Adjacent sequences: A067850 A067851 A067852 this_sequence A067854 A067855 A067856
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KEYWORD
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nonn,new
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AUTHOR
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Joseph L. Pe (joseph_l_pe(AT)hotmail.com), Feb 15 2002
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EXTENSIONS
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a(24)-a(31) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Nov 15 2009
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