A164766 Smallest number m such that exactly n odd numbers can be seen as proper substrings of m in decimal representation.

1, 10, 13, 123, 113, 135, 1113, 1131, 1135, 1357, 11131, 11135, 11315, 11357, 13579, 111331, 111315, 111357, 113157, 113579, 1111315, 1111357, 1113151, 1113157, 1113579

Offset

0,2

Comments

A045888(a(n)) = n and A045888(m) <> n for m < a(n).

Links

Table of n, a(n) for n=0..24.

Crossrefs

Sequence in context: A219804 A108761 A219455 * A075828 A153584 A053612

Adjacent sequences: A164763 A164764 A164765 * A164767 A164768 A164769

Keyword

nonn,base

Author

Reinhard Zumkeller, Aug 25 2009

Status

approved