A008519 Numbers whose American English name contains the letter 'o'.

0, 1, 2, 4, 14, 21, 22, 24, 31, 32, 34, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 51, 52, 54, 61, 62, 64, 71, 72, 74, 81, 82, 84, 91, 92, 94, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• word

Links

• Paolo Xausa, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A008520 (e), A008522 (t), A008536 (n), A008538 (s), A008540 (f), A008553 (y).

Programs

Mathematica

A008519Q[n_]:=StringContainsQ[IntegerName[n,"Words"],"o"];Select[Range[0,200],A008519Q] (* Paolo Xausa, Aug 10 2023 *)

Extensions

Name edited by Paolo Xausa, Aug 12 2023