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Spanish name for number and its reverse have the same number of letters.
1

%I #8 Sep 20 2020 09:32:01

%S 1,2,3,4,5,6,7,8,9,11,22,24,27,29,33,36,38,42,44,47,49,55,63,66,68,72,

%T 74,77,79,83,86,88,92,94,97,99,101,111,116,118,121,131,141,151,161,

%U 171,181,191,202,203,204,206,208,212,213,214,222,223,224,226,228,232,233

%N Spanish name for number and its reverse have the same number of letters.

%C 29 is in sequence because 29 ("veintinueve") and 92 ("Noventa y dos") each have 11 letters in Spanish.

%C Obviously includes all palindromes (A002113).

%H Álvar Ibeas, <a href="/A161383/b161383.txt">Table of n, a(n) for n = 1..10000</a>

%Y Cf. A107322.

%K nonn,word,base

%O 1,2

%A _Claudio Meller_, Jun 08 2009