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A093236
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a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 36.
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0
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0, 72, 9720, 8892880, 988920880, 888984888084888, 988898408880840888, 998889840088808400888, 999888984000888084000888, 999988898400008880840000888, 999998889840000088808400000888, 999999888984000000888084000000888, 999999988898400000008880840000000888
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OFFSET
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1,2
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LINKS
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EXAMPLE
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a(4) = 8892880 because its length-4 substrings (8892, 8928, 9288, 2880) are all distinct and divisible by 36 and there is no larger number with this property.
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CROSSREFS
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KEYWORD
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base,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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