A138708 Numbers m such that A138707(m) = 1.

1, 11, 13, 17, 19, 21, 23, 27, 29, 31, 37, 41, 43, 47, 49, 51, 53, 57, 59, 61, 67, 71, 73, 79, 81, 83, 87, 89, 91, 97, 101, 103, 107, 109, 111, 113, 117, 119, 121, 127, 131, 133, 137, 139, 141, 143, 149, 151, 157, 161, 163, 167, 169, 171, 173, 177, 179, 181, 187, 191

Offset: 1

Author

Reinhard Zumkeller, Mar 26 2008

Keywords

• nonn

Comments

Digits of a(n) greater than 0 are coprime to a(n);

A138707(a(n)) = 1; A061116 is a subsequence.

Links

• R. Zumkeller, Table of n, a(n) for n = 1..1000