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A161545 Composite numbers whose English names have a prime number of letters. 0

%I #8 Jun 20 2013 05:08:42

%S 6,8,10,15,16,27,28,33,38,40,50,60,70,74,75,87,88,93,98,102,106,110,

%T 115,116,117,118,121,122,126,132,136,144,145,154,155,159,164,165,169,

%U 170,182,186,192,196

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

%C 6 = six (3 letters), 8 = eight (5 letters), etc.

%K nonn,word

%O 1,1

%A _Claudio Meller_, Jun 13 2009, corrected Jun 20 2009, Jun 21 2009

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Last modified April 25 06:14 EDT 2024. Contains 371964 sequences. (Running on oeis4.)