Numbers that are not the sum of two squares and two fourth powers.

Terms

a(0) =23a(1) =44a(2) =71a(3) =79a(4) =184a(5) =368a(6) =519a(7) =599a(8) =704a(9) =1136a(10) =1264a(11) =2944a(12) =4024a(13) =5888a(14) =8304a(15) =9584a(16) =11264a(17) =18176a(18) =20224a(19) =47104a(20) =64384a(21) =94208a(22) =132864a(23) =153344a(24) =180224a(25) =290816a(26) =323584a(27) =753664a(28) =1030144a(29) =1507328