A023073 Positive numbers k such that k and 2*k are anagrams in base 8 (written in base 8).

25, 250, 275, 1042, 1204, 1463, 2041, 2104, 2500, 2525, 2750, 2775, 3146, 3567, 3657, 10042, 10204, 10402, 10420, 10742, 12004, 12040, 12074, 12245, 12452, 14063, 14306, 14603, 14630, 14637, 14736, 14763, 16043, 16304, 16347, 17346, 17463, 20041, 20104

Offset

1,1

Links

Amiram Eldar, Table of n, a(n) for n = 1..10000

Mathematica

FromDigits[IntegerDigits[#, 8]] & /@ Select[Range[30000], SameQ @@ Sort /@ IntegerDigits[{#, 2*#}, 8] &] (* Amiram Eldar, Aug 07 2025 *)

Crossrefs

Cf. A007094.

Sequence in context: A107943 A125388 A126546 * A022685 A308492 A042208

Adjacent sequences: A023070 A023071 A023072 * A023074 A023075 A023076

Keyword

nonn,base

Author

David W. Wilson

Status

approved