Quartan semiprimes: semiprimes of the form x^4 + y^4, x>0, y>0.

Terms

a(0) =82a(1) =626a(2) =706a(3) =1921a(4) =2402a(5) =4097a(6) =6497a(7) =6817a(8) =7186a(9) =8962a(10) =10001a(11) =10081a(12) =14642a(13) =17042a(14) =18737a(15) =20737a(16) =21202a(17) =21361a(18) =23137a(19) =24641a(20) =28562a(21) =28642a(22) =29186a(23) =29857a(24) =35377a(25) =38417a(26) =38497a(27) =43202a(28) =44977a(29) =50641