|
|
A168669
|
|
Numbers n such that sqrt(36*n+49) is prime.
|
|
2
|
|
|
0, 2, 22, 50, 60, 102, 172, 190, 260, 282, 520, 632, 830, 1012, 1380, 1430, 1612, 1920, 2130, 2192, 2720, 2790, 3042, 3382, 3460, 3740, 4202, 4922, 5352, 5450, 5800, 5902, 6372, 8310, 8992, 9570, 10032, 10642, 11412, 12062, 12580, 12730, 13262, 13962
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,2
|
|
LINKS
|
|
|
EXAMPLE
|
For n=0, p=7; n=2, p=11; n=22, p=29
|
|
MATHEMATICA
|
Select[Range[0, 15000], PrimeQ[Sqrt[36 # + 49]]&] (* Vincenzo Librandi, Apr 05 2013 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,easy
|
|
AUTHOR
|
|
|
EXTENSIONS
|
|
|
STATUS
|
approved
|
|
|
|