|
Search: id:A139879
|
|
|
| A139879 |
|
Primes of the form 12x^2+12xy+17y^2. |
|
+0
2
|
|
| 17, 41, 89, 257, 353, 521, 593, 761, 857, 881, 929, 1049, 1097, 1193, 1217, 1361, 1433, 1553, 1601, 1697, 1721, 1889, 2273, 2393, 2441, 2609, 2729, 2777, 2897, 3041, 3209, 3449, 3617, 3881, 4049, 4073, 4217, 4241, 4289, 4409, 4457, 4721
(list; graph; listen)
|
|
|
OFFSET
|
1,1
|
|
|
COMMENT
|
Discriminant=-672. See A139827 for more information.
Also primes of the forms 17x^2+10xy+41y^2 and 17x^2+4xy+20y^2. See A140633. - T. D. Noe (noe(AT)sspectra.com), May 19 2008
|
|
FORMULA
|
The primes are congruent to {17, 41, 89} (mod 168).
|
|
MATHEMATICA
|
QuadPrimes[12, -12, 17, 10000] (* see A106856 *)
|
|
CROSSREFS
|
Sequence in context: A087877 A107181 A158014 this_sequence A070179 A155072 A145991
Adjacent sequences: A139876 A139877 A139878 this_sequence A139880 A139881 A139882
|
|
KEYWORD
|
nonn,easy
|
|
AUTHOR
|
T. D. Noe (noe(AT)sspectra.com), May 02 2008
|
|
|
Search completed in 0.002 seconds
|
