

A093284


a(n) is the largest number such that all of a(n)'s lengthn substrings are distinct and divisible by 84.


0



0, 84, 924, 21008400, 99960, 88880488880, 50505008080800, 99999984, 999999924, 22222221008888888400, 99999999960, 88888888880488888888880, 55555550505008888888080800, 99999999999984, 999999999999924, 22222222222221008888888888888400, 99999999999999960
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OFFSET

1,2


LINKS

Table of n, a(n) for n=1..17.
Hans Havermann, Table of A093211A093299


EXAMPLE

a(4) is 21008400 because its length4 substrings (2100, 1008, 0084, 0840, 8400) are all distinct and divisible by 84 and there is no larger number with this property.


CROSSREFS

Cf. A093211, A093212, ..., A093299.
Sequence in context: A219719 A069080 A219577 * A027794 A219713 A027821
Adjacent sequences: A093281 A093282 A093283 * A093285 A093286 A093287


KEYWORD

base,nonn


AUTHOR

Hans Havermann, Mar 29 2004


EXTENSIONS

a(11)a(13) from John Cerkan, Jul 18 2017
a(14)a(17) from John Cerkan, Jan 04 2018


STATUS

approved



