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A093233 a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 33. 0
0, 99, 7924, 9966996, 777484447, 99996699996, 77777704444440777777, 999999669999996, 77777700044444400077777700, 9999999966999999996 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..10.

Hans Havermann, Table of A093211-A093299

EXAMPLE

a(4) is 9966996 because its length-4 substrings (9966, 9669, 6699, 6996) are all distinct and divisible by 33 and there is no larger number with this property

CROSSREFS

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

Sequence in context: A196221 A069363 A163051 * A213155 A046173 A278620

Adjacent sequences:  A093230 A093231 A093232 * A093234 A093235 A093236

KEYWORD

base,nonn

AUTHOR

Hans Havermann, Mar 28 2004

STATUS

approved

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Last modified October 1 03:36 EDT 2020. Contains 337441 sequences. (Running on oeis4.)