OFFSET
1,2
COMMENTS
Based on an Erich Friedman observation of a(3).
LINKS
Hans Havermann, Table of A093211-A093299
EXAMPLE
a(2) is 19576 because its length-2 substrings (19, 95, 57, 76) are all distinct and divisible by 19 and there is no larger number with this property.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Hans Havermann, Mar 27 2004
EXTENSIONS
a(11) from John Cerkan, Jul 13 2017
STATUS
approved