Search: id:A093281
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%I A093281
%S A093281 0,81,9729,996399,99954999,99630099630,999993699999,99999927999999,
%T A093281 99999991899999991,9999999990999999999
%N A093281 a(n) is the largest number such that all of a(n)'s length-n substrings 
               are distinct and divisible by 81.
%H A093281 Hans Havermann, <a href="a093211.txt">Table of A093211-A093299</a>
%e A093281 a(4) is 996399 because its length-4 substrings (9963, 9639, 6399) are 
               all distinct and divisible by 81 and there is no larger number with 
               this property
%Y A093281 Cf. A093211, A093212, ..., A093299.
%Y A093281 Sequence in context: A123847 A115443 A034993 this_sequence A059988 A017020 
               A058422
%Y A093281 Adjacent sequences: A093278 A093279 A093280 this_sequence A093282 A093283 
               A093284
%K A093281 base,nonn
%O A093281 1,2
%A A093281 Hans Havermann (pxp(AT)rogers.com), Mar 29 2004

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