A100470 n appears A055642(n) times (appearances equal number of decimal digits).

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 30, 31, 31, 32, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 38, 38, 39, 39, 40, 40, 41

Offset: 0

Author

Rick L. Shepherd, Nov 21 2004

Keywords

• base
• easy
• nonn

Comments

Lexicographically smallest nondecreasing left inverse to A117804: a(A117804(n)) = n. Gives the number to which belongs the digit A007376(n). - M. F. Hasler, Oct 23 2019

Crossrefs

Cf. A055642, A030530 (n's appearances equal its number of bits).