Cubefree numbers n such that n + 1 is a perfect cube.

Terms

a(0) =7a(1) =26a(2) =63a(3) =124a(4) =215a(5) =342a(6) =511a(7) =1330a(8) =1727a(9) =2196a(10) =2743a(11) =3374a(12) =4095a(13) =7999a(14) =9260a(15) =10647a(16) =12166a(17) =13823a(18) =17575a(19) =19682a(20) =24388a(21) =26999a(22) =29790a(23) =32767a(24) =39303a(25) =42874a(26) =46655a(27) =54871a(28) =59318a(29) =63999