Smallest integer whose name in colloquial American English (no "and"s) uses n different letters.

A038188

Smallest integer whose name in colloquial American English (no "and"s) uses n different letters.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =3a(4) =8a(5) =13a(6) =14a(7) =14a(8) =24a(9) =74a(10) =112a(11) =125a(12) =125a(13) =165a(14) =265a(15) =1265a(16) =2568a(17) =12468a(18) =1002568a(19) =1001002568

External references