

A093251


a(n) is the largest number such that all of a(n)'s lengthn substrings are distinct and divisible by 51.


0



0, 51, 5612, 11224488, 9990933303, 666060333030, 77777551111188, 99999984, 888888180555555750, 33333030336666606066, 7777777730744444444904, 888888888084222222222021, 22222202002025555550500505, 99999999999975, 999999999990009666666666660006
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OFFSET

1,2


LINKS

Table of n, a(n) for n=1..15.
Hans Havermann, Table of A093211A093299


EXAMPLE

a(4) is 11224488 because its length4 substrings (1122, 1224, 2244, 2448, 4488) are all distinct and divisible by 51 and there is no larger number with this property.


CROSSREFS

Cf. A093211, A093212, ..., A093299.
Sequence in context: A015271 A221116 A099397 * A184282 A232278 A208350
Adjacent sequences: A093248 A093249 A093250 * A093252 A093253 A093254


KEYWORD

base,nonn


AUTHOR

Hans Havermann, Mar 29 2004


EXTENSIONS

a(11)a(15) from John Cerkan, Jan 08 2018


STATUS

approved



