Fractional part of cube root of a(n) starts with digit 4.

Terms

a(0) =3a(1) =14a(2) =15a(3) =40a(4) =41a(5) =42a(6) =86a(7) =87a(8) =88a(9) =89a(10) =90a(11) =91a(12) =158a(13) =159a(14) =160a(15) =161a(16) =162a(17) =163a(18) =164a(19) =165a(20) =166a(21) =263a(22) =264a(23) =265a(24) =266a(25) =267a(26) =268a(27) =269a(28) =270a(29) =271