A094636 Largest digit of n in Roman numeral representation.

1, 1, 1, 5, 5, 5, 5, 5, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50

Offset

1,4

Links

Nathaniel Johnston, Table of n, a(n) for n = 1..3999

Stephanus Gibbs, Roman Numeral and Date Conversion

Eric Weisstein's World of Mathematics, Roman Numerals

Example

I,I,I,V,V,V,V,V,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X,X, ...

Maple

A094636 := proc(n) local j, r, s: r:=convert(n, roman): s:=[]: for j from 1 to length(r) do s:=[op(s), convert(r[j], arabic)]: od: return max(op(s)): end: seq(A094636(n), n=1..100); # Nathaniel Johnston, May 18 2011

Crossrefs

Cf. A054055, A094635.

Sequence in context: A117878 A291497 A241154 * A105247 A245357 A001735

Adjacent sequences: A094633 A094634 A094635 * A094637 A094638 A094639

Keyword

nonn,easy,base

Author

Reinhard Zumkeller, May 17 2004

Status

approved