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A356726
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Integers which have in Roman numerals more distinct symbols than any smaller number.
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0
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OFFSET
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1,2
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COMMENTS
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Indices of record highs in A057226.
Smallest number whose Roman notation has exactly n distinct symbols.
The sequence is finite because 1444 is the smallest number using the symbols I,V,X,L,C,D,M.
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LINKS
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EXAMPLE
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For n = 3, a(3) = 14 because 14 = XIV which is the smallest number with 3 symbols in Roman notation.
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MATHEMATICA
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kmax=1500; a={}; n=1; For[k=1, k<=kmax, k++, If[Length[DeleteDuplicates[Characters[RomanNumeral[k]]]] == n, AppendTo[a, k]; n++; k=1]]; a (* Stefano Spezia, Aug 26 2022 *)
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CROSSREFS
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KEYWORD
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nonn,fini,full,easy
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AUTHOR
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STATUS
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approved
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