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A093252
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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 52.
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0
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0, 52, 9884, 7072808, 2210088400, 88800488800, 66666608888880, 99999952, 999999000444444000, 77777700008888880000, 2222222210088888888400, 88888888800488888888800, 66666666666608888888888880, 99999999999952, 999999999999000444444444444000
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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) is 7072808 because its length-4 substrings (7072, 0728, 7280, 2808) are all distinct and divisible by 52 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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