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A093211 a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 11. 88
0, 99, 99022099, 9988998, 99990222209999, 99998899998, 99999902222220999999, 999999889999998, 99999999022222222099999999, 9999999988999999998, 99999999990222222222209999999999 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..11.

John Cerkan, Python2.7

Hans Havermann, Table of A093211-A093299

EXAMPLE

a(3) is 99022099 because its length-3 substrings (990, 902, 022, 220, 209, 099) are all distinct and divisible by 11 and there is no larger number with this property.

CROSSREFS

Cf. A093212, A093213, ..., A093299.

Sequence in context: A233110 A233214 A228537 * A010114 A287284 A015068

Adjacent sequences:  A093208 A093209 A093210 * A093212 A093213 A093214

KEYWORD

base,nonn

AUTHOR

Hans Havermann, Mar 28 2004

EXTENSIONS

a(8)-a(10) from John Cerkan, May 20 2017

a(11) from John Cerkan, Oct 25 2017

STATUS

approved

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Last modified September 18 12:29 EDT 2019. Contains 327170 sequences. (Running on oeis4.)