Smallest p for which there are exactly n primitive Pythagorean triangles with perimeter p; i.e., smallest p such that A070109(p) = n.

A078928

Smallest p for which there are exactly n primitive Pythagorean triangles with perimeter p; i.e., smallest p such that A070109(p) = n.

Terms

    a(0) =12a(1) =1716a(2) =14280a(3) =317460a(4) =1542684a(5) =6240360a(6) =19399380a(7) =63303240a(8) =239168580a(9) =397687290a(10) =458948490a(11) =813632820a(12) =562582020a(13) =2824441620a(14) =3346393050a(15) =6915878970a(16) =6469693230a(17) =8720021310a(18) =9146807670a(19) =8254436190a(20) =23065862820a(21) =25859373540a(22) =202536455550

External references