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%I #11 Mar 31 2012 10:29:22
%S 1,2,1,2,1,2,2,2,2,2,2,2,2,3,2,2,2,3,3,2,2,3,2,3,2,3,3,4,3,3,3,4,3,3,
%T 3,4,4,4,3,4,2,3,2,3,2,3,3,4,3,3,3,3,3,4,3,3,3,4,4,3,3,3,3,4,3,3,3,4,
%U 4,3,3,4,4,4,4,4,4,3,4,4,3,4,3,3,3,4,4,4,3,4,3,3,3,4,3,3,3,4,4,3,2
%N Number of different vowels in the Filipino (Tagalog) name of n.
%e For n = 4, a(4) = 1, since 4 is apat in Filipino, which has only 1 vowel: a.
%e For n = 13, a(13) = 3, since 13 is labing-tatlo in Filipino, which has 3 vowels: a, i, and o.
%Y Cf. A111867
%K nonn,word,easy
%O 0,2
%A _Ray G. Opao_, Jun 08 2011