A100115 If n is squarefree then A100113(A100112(n)) else n.

1, 2, 6, 4, 3, 15, 5, 8, 9, 10, 14, 12, 7, 21, 30, 16, 22, 18, 11, 20, 33, 39, 13, 24, 25, 26, 27, 28, 34, 17, 51, 32, 42, 35, 55, 36, 65, 70, 38, 40, 19, 57, 66, 44, 45, 46, 23, 48, 49, 50, 69, 52, 78, 54, 58, 56, 29, 87, 93, 60, 31, 62, 63, 64, 74, 37, 111, 68, 102, 82, 41, 72

Offset: 1

Author

Reinhard Zumkeller, Nov 07 2004

Keywords

• nonn

Comments

Permutation of the natural numbers with inverse A100116;

a(A013929(n)) = A013929(n).

Links

• Index entries for sequences that are permutations of the natural numbers

Crossrefs

Cf. A005117.