A037441 Positive numbers having the same set of digits in base 8 and base 9.

1, 2, 3, 4, 5, 6, 7, 124, 177, 283, 568, 769, 906, 946, 1528, 1749, 1811, 1812, 1978, 2759, 3372, 3381, 4221, 5112, 5231, 6656, 6791, 6849, 6976, 7016, 7183, 7887, 8080, 8280, 8649, 8858, 8867, 8912, 8921, 8922, 8932, 10325, 10381, 10409, 10577

Offset

1,2

Links

John Cerkan, Table of n, a(n) for n = 1..10000

Example

283 is in the sequence because 283 in base 8 is 433 and in base 9 it is 344.

Mathematica

Select[Range@ 11000, Union@ IntegerDigits[#, 8] == Union@ IntegerDigits[#, 9] &] (* Michael De Vlieger, Feb 18 2017 *)

Prog

(PARI) isok(n) = Set(digits(n, 8)) == Set(digits(n, 9)); \\ Michel Marcus, Feb 18 2017

Crossrefs

Subsequence of A037405.

Cf. A007094, A007095.

Sequence in context: A171644 A246338 A037334 * A270436 A004869 A115916

Adjacent sequences: A037438 A037439 A037440 * A037442 A037443 A037444

Keyword

nonn,base

Author

Clark Kimberling

Extensions

More terms from Don Reble, Apr 28 2006

Edited by John Cerkan, Feb 17 2017

Status

approved