A337704 Pythagorean primes that are not congruent numbers.

17, 73, 89, 97, 113, 193, 233, 241, 281, 337, 401, 409, 433, 449, 521, 569, 577, 593, 601, 617, 641, 673, 769, 809, 857, 881, 929, 937, 953, 977, 1009, 1033, 1049, 1097, 1129, 1153, 1193, 1289, 1297, 1361, 1409, 1433, 1481, 1489, 1553, 1601, 1609, 1657, 1697, 1721, 1753

Offset

1,1

Links

Table of n, a(n) for n=1..51.

Example

17 is a Pythagorean prime and is not congruent because it is not the area of a right triangle with rational sides. So 17 is a term.

Crossrefs

Intersection of A002144 and A165564.

Cf. A003273, A269727, A165815.

Sequence in context: A268544 A059704 A269727 * A121243 A039371 A387776

Adjacent sequences: A337701 A337702 A337703 * A337705 A337706 A337707

Keyword

nonn

Author

Jani Melik, Sep 16 2020

Status

approved