A118765 A118763(A118763(n)).

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 18, 19, 10, 11, 12, 13, 14, 15, 16, 17, 27, 28, 20, 21, 22, 23, 24, 25, 26, 29, 38, 39, 30, 31, 32, 33, 34, 35, 36, 37, 47, 48, 40, 41, 42, 43, 44, 45, 46, 49, 58, 59, 50, 51, 52, 53, 54, 55, 56, 57, 67, 68, 60, 61, 62, 63, 64, 65, 66, 69, 78, 79, 70

Offset

0,3

Comments

Inverse integer permutation of A118766;

A118764(a(n)) = a(A118764(n)) = A118763(n).

Links

Table of n, a(n) for n=0..72.

Index entries for sequences that are permutations of the natural numbers

Crossrefs

Cf. A118766.

Sequence in context: A319725 A048408 A199343 * A131646 A032864 A032888

Adjacent sequences: A118762 A118763 A118764 * A118766 A118767 A118768

Keyword

nonn

Author

Reinhard Zumkeller, May 01 2006

Status

approved