A235493 Permutation of natural numbers: a(n) = A235201(A235489(n)).

0, 1, 2, 4, 3, 7, 8, 5, 16, 6, 14, 17, 12, 19, 10, 28, 32, 11, 9, 53, 21, 20, 34, 13, 64, 49, 38, 24, 15, 43, 56, 59, 48, 68, 22, 35, 18, 37, 106, 76, 112, 67, 40, 29, 51, 42, 26, 107, 128, 25, 98, 44, 57, 131, 36, 119, 80, 212, 86, 31, 84, 23, 118, 30, 256

Offset

0,3

Comments

The permutation satisfies A000040(a(n)) = a(A000040(n)) for all positive n except for n=2.

In contrast to A235485/A235486 this permutation also contains infinite cycles.

Links

Antti Karttunen, Table of n, a(n) for n = 0..9856

Index entries for sequences that are permutations of the natural numbers

Formula

a(n) = A235201(A235489(n)).

Prog

(Scheme) (define (A235493 n) (A235201 (A235489 n)))

Crossrefs

Inverse: A235494. Cf. also A235201, A235489, A235485/A235486, A234743/A234744.

Sequence in context: A225252 A235201 A292958 * A105081 A235485 A026167

Adjacent sequences: A235490 A235491 A235492 * A235494 A235495 A235496

Keyword

nonn

Author

Antti Karttunen, Jan 11 2014

Extensions

Name and incorrect claim about multiplicativity corrected by Antti Karttunen, Feb 12 2018

Status

approved