%I

%S 1444,1446,1464,1466,1644,1646,1664,1666

%N Numbers that are pandigital in Roman numerals using each of the symbols I, V, X, L, C, D and M exactly once.

%C Subset of A105417.

%e a(1) = 1444 because written in Roman numeral it is MCDXLIV, using each of the symbols I, V, X, L, C, D and M exactly once.

%K base,fini,full,nonn

%O 1,1

%A Robert Happelberg (roberthappelberg(AT)yahoo.com), Apr 06 2005