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A067853
Numbers k such that k divides prime(k^2)+1.
0
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, 376024
OFFSET
1,2
COMMENTS
a(32) > 3*10^5. [Donovan Johnson, Nov 15 2009]
EXAMPLE
8 divides prime(8^2)+1 = 312 = 39*8, so 8 is a term of the sequence.
MATHEMATICA
Select[Range[10^4], Mod[Prime[ #^2] + 1, # ] == 0 &]
CROSSREFS
Cf. A011757.
Sequence in context: A247355 A349280 A134683 * A086590 A160610 A127484
KEYWORD
nonn
AUTHOR
Joseph L. Pe, Feb 15 2002
EXTENSIONS
a(24)-a(31) from Donovan Johnson, Nov 15 2009
a(32) from Amiram Eldar, Jul 23 2021
STATUS
approved