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A104776
Numbers n such that n+2*prime(n) is a perfect square.
3
14, 30, 67, 171, 246, 255, 315, 374, 455, 722, 822, 911, 963, 978, 1410, 1650, 1826, 2103, 2390, 2558, 2747, 3030, 3055, 3170, 6642, 8414, 8807, 8879, 10647, 10967, 11502, 11543, 11627, 11750, 12866, 13263, 13607, 15030, 16070, 16411, 16907
OFFSET
1,1
MATHEMATICA
Select[Range[17000], IntegerQ[Sqrt[#+2Prime[#]]]&] (* Harvey P. Dale, Aug 18 2011 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, Apr 23 2005
STATUS
approved