Ordered set of a + b - c as (a,b,c) runs through all primitive Pythagorean triples with a<b<c.

Terms

a(0) =2a(1) =4a(2) =6a(3) =6a(4) =8a(5) =10a(6) =10a(7) =12a(8) =12a(9) =14a(10) =14a(11) =16a(12) =18a(13) =18a(14) =20a(15) =20a(16) =22a(17) =22a(18) =24a(19) =24a(20) =26a(21) =26a(22) =28a(23) =28a(24) =30a(25) =30a(26) =30a(27) =30a(28) =32a(29) =34