Cubes written in base 7.

Terms

a(0) =1a(1) =11a(2) =36a(3) =121a(4) =236a(5) =426a(6) =1000a(7) =1331a(8) =2061a(9) =2626a(10) =3611a(11) =5016a(12) =6256a(13) =11000a(14) =12561a(15) =14641a(16) =20216a(17) =23001a(18) =25666a(19) =32216a(20) =36000a(21) =43021a(22) =50321a(23) =55206a(24) =63361a(25) =102146a(26) =111246a(27) =121000a(28) =131051a(29) =141501