A093242 a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 42.

0, 842, 50420, 21008400, 99960, 88884688884, 99999906666660, 8888880022222200, 555555000222222000, 22222221008888888400, 99999999960, 88888888884688888888884, 99999999999906666666666660, 8888888888880022222222222200, 555555555555000222222222222000

Offset

1,2

Links

Table of n, a(n) for n=1..15.

Hans Havermann, Table of A093211-A093299

Example

a(3) is 50420 because its length-3 substrings (504, 042, 420) are all distinct and divisible by 42 and there is no larger number with this property.

Crossrefs

Cf. A093211, A093212, ..., A093299.

Sequence in context: A004929 A031736 A154473 * A031527 A252568 A045243

Adjacent sequences: A093239 A093240 A093241 * A093243 A093244 A093245

Keyword

base,nonn

Author

Hans Havermann, Mar 28 2004

Extensions

a(11)-a(15) from John Cerkan, Jan 09 2018

Status

approved