%I M5122 N2218
%N Smallest natural number requiring n words in English (as spoken in England).
%D N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%H Robert G. Wilson v, <a href="/A000027/a000027.txt">American English names for the numbers from 0 to 11159 without spaces or hyphens</a>.
%e One, twenty-one, twenty-one thousand, one hundred and one, one hundred and twenty-one, ...
%A _N. J. A. Sloane_
%E Edited by _N. J. A. Sloane_, Jul 05 2008