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A151716 Positive integers whose Spanish names contain a prime number of letters 0

%I #2 Mar 31 2012 14:00:41

%S 1,2,5,7,9,13,14,25,27,29,30,31,32,35,37,39,43,46,48,51,52,60,61,62,

%T 65,67,69,70,71,72,75,77,79,80,81,82,85,87,89,90,91,92,95,97,99,105,

%U 107,109,113,114,125,127,129,130,131,132,135,137,139,143,146,148,151,152

%N Positive integers whose Spanish names contain a prime number of letters

%C 1 = uno (3 letters, 3 is prime); 7 = siete (5 letters, 5 is prime)

%Y Cf. A072685

%K nonn,word

%O 1,2

%A _Claudio Meller_, Jun 08 2009

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Last modified September 24 22:14 EDT 2023. Contains 365582 sequences. (Running on oeis4.)