Numbers that are not the sum of three positive squares or cubes (which can be a mix of squares and cubes).

A135693

Numbers that are not the sum of three positive squares or cubes (which can be a mix of squares and cubes).

Terms

    a(0) =1a(1) =2a(2) =4a(3) =5a(4) =7a(5) =8a(6) =15a(7) =23a(8) =31a(9) =87a(10) =111a(11) =119a(12) =148a(13) =167a(14) =263a(15) =311a(16) =335a(17) =391a(18) =407a(19) =455a(20) =559a(21) =599a(22) =839a(23) =951a(24) =1159a(25) =1231a(26) =1287a(27) =1303a(28) =1391a(29) =1455

External references