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A161544 Composite numbers whose English names have a composite number of letters. 0

%I #5 Jun 20 2013 05:08:44

%S 4,9,12,14,18,20,21,22,24,25,26,30,32,34,35,36,39,42,44,45,46,48,49,

%T 51,52,54,55,56,57,58,62,63,64,65,66,68,69,72,76,77,78,80,81,82,84,85,

%U 86,90,91,92,94,95,96,99,100,104,105,108,111,112,114,119,120,123,124,125

%N Composite numbers whose English names have a composite number of letters.

%C 4 = four(4 letters), 9 = nine (4 letters), etc.

%K nonn,word

%O 1,1

%A _Claudio Meller_, Jun 13 2009

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Last modified April 24 16:25 EDT 2024. Contains 371961 sequences. (Running on oeis4.)