A143054 A143052(A143052(n)).

0, 1, 4, 2, 3, 7, 8, 9, 5, 6, 12, 13, 14, 15, 16, 10, 11, 19, 20, 21, 22, 23, 24, 25, 17, 18, 28, 29, 30, 31, 32, 33, 34, 35, 36, 26, 27, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 37, 38, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 50, 51, 67, 68, 69, 70, 71, 72, 73, 74

Offset

0,3

Comments

Permutation of the natural numbers, inverse: A143053;

For n>1: a(A008865(n))=A000290(n),

a(A000290(n))=A000290(n)-A005408(n-2).

Links

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

Index entries for sequences that are permutations of the natural numbers

Crossrefs

Sequence in context: A010315 A021240 A306716 * A195953 A016512 A380704

Adjacent sequences: A143051 A143052 A143053 * A143055 A143056 A143057

Keyword

nonn

Author

Reinhard Zumkeller, Jul 20 2008

Status

approved