|
|
A106988
|
|
Primes of the form x^2+xy+23y^2, with x and y nonnegative.
|
|
1
|
|
|
23, 29, 43, 53, 79, 107, 113, 127, 179, 191, 211, 233, 263, 277, 337, 347, 373, 389, 443, 491, 547, 599, 641, 653, 659, 673, 701, 751, 757, 809, 883, 907, 911, 919, 953, 991, 1031, 1093, 1171, 1187, 1213, 1283, 1297, 1303, 1327, 1381, 1429, 1439, 1453
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
Discriminant=-91.
|
|
LINKS
|
|
|
MATHEMATICA
|
QuadPrimes2[1, 1, 23, 10000] (* see A106856 *)
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,easy
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|