

A277054


Least k such that nth repunit times k is a pandigital.


3



1023456789, 93125079, 9222117, 1110789, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115, 92115
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OFFSET

1,1


COMMENTS

Starting from n=5, a(n)=A277056(10)=92115, and the corresponding pandigitals are 1023499...989765 (n5 nines).
a(1)a(5) constitute row 10 of A277055.
a(n)*A002275(n) is 1023456789, 1024375869, 1023654987, 1234086579, 1023489765, ...


LINKS

Table of n, a(n) for n=1..35.


EXAMPLE

a(2) = 93125079 because A002275(2)*93125079 = 11*93125079 = 1024375869 that is a pandigital and 93125079 is the least number with this property.


CROSSREFS

Cf. A002275, A171102, A277055, A277056, A277057.
Sequence in context: A239919 A020666 A074205 * A218770 A292569 A204045
Adjacent sequences: A277051 A277052 A277053 * A277055 A277056 A277057


KEYWORD

nonn,base,easy


AUTHOR

Andrey Zabolotskiy and Altug Alkan, Sep 26 2016


STATUS

approved



