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Pythagorean primes that are not congruent numbers.
0

%I #18 Oct 08 2020 03:46:22

%S 17,73,89,97,113,193,233,241,281,337,401,409,433,449,521,569,577,593,

%T 601,617,641,673,769,809,857,881,929,937,953,977,1009,1033,1049,1097,

%U 1129,1153,1193,1289,1297,1361,1409,1433,1481,1489,1553,1601,1609,1657,1697,1721,1753

%N Pythagorean primes that are not congruent numbers.

%e 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.

%Y Intersection of A002144 and A165564.

%Y Cf. A003273, A269727, A165815.

%K nonn

%O 1,1

%A _Jani Melik_, Sep 16 2020