Pythagorean triangle side lengths triples with two lengths prime.

Terms

a(0) =4a(1) =3a(2) =5a(3) =12a(4) =5a(5) =13a(6) =60a(7) =11a(8) =61a(9) =180a(10) =19a(11) =181a(12) =420a(13) =29a(14) =421a(15) =1740a(16) =59a(17) =1741a(18) =1860a(19) =61a(20) =1861a(21) =2520a(22) =71a(23) =2521a(24) =3120a(25) =79a(26) =3121a(27) =5100a(28) =101a(29) =5101