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A093234
a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 34.
0
0, 68, 30680, 9010204080, 11016660622202, 888080444040222020, 555050088808006660600, 9999009088880080, 666663636888884848, 1111100110222220022044444004408888800880, 7777777722244444444666, 888888887880222222226220, 55555555050504444444404040
OFFSET
1,2
EXAMPLE
a(3) is 30680 because its length-3 substrings (306, 068, 680) are all distinct and divisible by 34 and there is no larger number with this property.
CROSSREFS
Cf. A093211, A093212, ..., A093299.
Sequence in context: A145623 A307137 A230685 * A177666 A292607 A211311
KEYWORD
base,nonn
AUTHOR
Hans Havermann, Mar 28 2004
EXTENSIONS
a(11)-a(13) from John Cerkan, Aug 03 2017
STATUS
approved