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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
%I #8 Jan 23 2020 23:40:17
%S 0,0,510,1,0,101,9,0,1,0,509,0,500,1,0,1,1,509,0,509,6
%N Delete all letters except i, v, x, l, c, d and m from n (in French) and read as a Roman numeral if possible, otherwise 0.
%e ZERO ...>/ /...> 0 ; UN ...>/ /...> 0 ; DEUX ...>/DX/...> 510 ; TROIS ...>/I/...> 1 ; QUATRE ...>/ /...> 0 ; CINQ ...>/CI/...> 101 ; SIX .../IX/...> 9 ; SEPT ...>/ /...> 0 ; HUIT ...>/I/...> 1 ; NEUF ...>/ /...> 0 ; DIX ...>/DIX/...> 509 ; - _Philippe Deléham_, Mar 27 2009
%K nonn,word
%O 0,3
%A Anonymous, Jan 05 2007
%E Corrected and extended by _Philippe Deléham_, Mar 27 2009