Elements of A065607 from primitive triples.

Terms

a(0) =20a(1) =156a(2) =255a(3) =600a(4) =609a(5) =1295a(6) =1640a(7) =2385a(8) =3640a(9) =3660a(10) =4015a(11) =4095a(12) =6545a(13) =6984a(14) =7120a(15) =7140a(16) =9919a(17) =9999a(18) =12656a(19) =14385a(20) =14625a(21) =20280a(22) =20724a(23) =20735a(24) =20860a(25) =20880a(26) =28305a(27) =28545a(28) =31980a(29) =32424