Bases b for which there exists an integer y such that y^3 in base b looks like [c,d,c,d] for some base-b digits c, d.
A290176
Bases b for which there exists an integer y such that y^3 in base b looks like [c,d,c,d] for some base-b digits c, d.
Terms
- a(0) =7a(1) =38a(2) =41a(3) =57a(4) =68a(5) =117a(6) =239a(7) =268a(8) =515a(9) =682a(10) =882a(11) =1068a(12) =1393a(13) =1744a(14) =1958a(15) =1985a(16) =2072a(17) =2928a(18) =2943a(19) =3141a(20) =4005a(21) =4030a(22) =4443a(23) =5357a(24) =5604a(25) =5818a(26) =6072a(27) =6948a(28) =8119a(29) =8827
External references
- oeis: A290176