Numbers that are not the sum of 2 or fewer terms from A057890.

Terms

a(0) =157441a(1) =177617a(2) =178637a(3) =226891a(4) =374359a(5) =900745a(6) =1456223a(7) =1526983a(8) =1545227a(9) =1817999a(10) =2232815a(11) =2274595a(12) =2320643a(13) =2336935a(14) =2363383a(15) =2404487a(16) =2461559a(17) =2536595a(18) =2812451a(19) =2877463a(20) =2893769a(21) =2910811a(22) =2912446a(23) =3046915a(24) =3053999a(25) =3090575a(26) =3105319a(27) =3382141