%I #17 Feb 02 2021 22:45:33
%S 2,-1,-1,15,8,17,22,72,13000,48,28,78,302,115,108,117,122,172,322,148,
%T 128,178,328,378,1115,1108,1117,1122,1172,1322,1148,1128,1178,1328,
%U 1378,3328,3378,11378,13328,13378,17378,23328,23378,73378,101378,103328,103378
%N a(n) is the smallest number whose English name has the letter "t" in the n-th position, or -1 if no such number exists.
%e a(1)=2 ("Two"), a(4)=15 ("fifTeen"), a(9)=13000 ("thirteenThousand"), a(13)=302 ("threehundredTwo").
%Y Cf. A164789 ("o"), A164790 ("e"), A164791 ("n"), A164793 ("i").
%Y Cf. A164794 ("f"), A164795 ("h"), A164796 ("r"), A164797 ("u").
%K word,sign
%O 1,1
%A _Claudio Meller_, Aug 26 2009
%E a(9) corrected, and a(25) and beyond from _Michael S. Branicky_, Feb 02 2021
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