A133220 a(n) is the smallest positive number k such that k and n*k are anagrams.

1, 125874, 1035, 1782, 142857, 1386, 1359, 113967, 1089

Offset

1,2

Links

Table of n, a(n) for n=1..9.

Example

3*1035 = 3105 and this is the smallest such number.

Mathematica

Table[Select[Range[1000000], Sort[IntegerDigits[ # ]] == Sort[IntegerDigits[n# ]] &][[1]], {n, 9}]

Crossrefs

Cf. A023086, A023087, A023088, A023089, A023090, A023091, A023092, A023093.

Sequence in context: A224583 A252208 A175691 * A023086 A230722 A251016

Adjacent sequences: A133217 A133218 A133219 * A133221 A133222 A133223

Keyword

base,fini,full,nonn

Author

Tanya Khovanova, Oct 11 2007

Status

approved