|
|
A106991
|
|
Primes of the form 5x^2-5xy+6y^2, with x and y nonnegative.
|
|
1
|
|
|
5, 19, 191, 199, 251, 349, 491, 709, 739, 809, 929, 1151, 1201, 1289, 1429, 1451, 1559, 1619, 1621, 2039, 2129, 2281, 2341, 2551, 2591, 2741, 2819, 2861, 3019, 3329, 3391, 3539, 3581, 3769, 3919, 3931, 4091, 4129, 4519, 4831, 4861, 4889
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
Discriminant=-95.
|
|
LINKS
|
|
|
MATHEMATICA
|
QuadPrimes2[5, -5, 6, 10000] (* see A106856 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,easy
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|