A130573 A130571(A130571(n)).

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 19, 20, 12, 13, 14, 15, 16, 17, 18, 21, 22, 29, 30, 23, 24, 25, 26, 27, 28, 31, 32, 33, 39, 40, 34, 35, 36, 37, 38, 41, 42, 43, 44, 49, 50, 45, 46, 47, 48, 51, 52, 53, 54, 55, 59, 60, 56, 57, 58, 61, 62, 63, 64, 65, 66, 69, 70, 67, 68, 71, 72

Offset: 0

Author

Reinhard Zumkeller, Jun 05 2007

Keywords

• nonn

Comments

Permutation of the natural numbers with inverse A130574;

a(A130575(n)) = A130575(n).

Links

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