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Positive numbers that are not the ratio of any n/(number of letters to express n in English).
0

%I #6 Feb 23 2024 20:15:06

%S 11,13,17,18,21,23,26,28,30,31,32,43,45,47,48,52,55,57,58,64,68,70,77,

%T 86,88,91,94,113,118,119,121,122,123,124,127,129,135,137,139,140,145,

%U 153,154,155,157,159,160,166,169,171,174,175,179,180,181,182,186

%N Positive numbers that are not the ratio of any n/(number of letters to express n in English).

%e 8 is not in this sequence since "fifty-six" has 8 letters and 56 / 8 = 7.

%e 22 is not in this sequence since "four hundred eighteen" has 19 letters and 418 / 19 = 22. - _Sean A. Irvine_, Feb 23 2024

%K easy,nonn,word

%O 1,1

%A _Erich Friedman_, Mar 26 2002

%E Incorrect 22 removed and offset corrected by _Sean A. Irvine_, Feb 23 2024

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Last modified September 23 01:59 EDT 2024. Contains 376140 sequences. (Running on oeis4.)