0,3
"Nineteen" is one word, while "twenty-one" is not.
Sequence in context: A034837 A096105 A051108 this_sequence A110303 A084981 A078453
Adjacent sequences: A051104 A051105 A051106 this_sequence A051108 A051109 A051110
nonn,word
Robert Lozyniak (11(AT)onna.com)
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