A253891 Permutation of natural numbers: a(n) = A245611(A163511(n)).

0, 1, 7, 3, 6, 63, 15, 2, 1023, 32767, 13, 11, 255, 511, 127, 31, 28, 507, 134217727, 8388606, 524287, 17179869183, 60, 16777215, 16383, 8388607, 65535, 510, 62, 4095, 4, 14, 1073741823, 33554429, 223, 12855504354071922204335696738729300820177623950262342682411007, 16381, 268435451, 19807040628566084398385987583, 8589934589, 55

Offset

0,3

Comments

When A243071 is represented as a binary tree, then for any node A243071(k) containing n larger than zero, its left child A243071(2k-1) contains 1+(2*a(n)).

Links

Table of n, a(n) for n=0..40.

Index entries for sequences that are permutations of the natural numbers

Formula

a(n) = A245611(A163511(n)).

As a composition of other related permutations:

a(n) = A054429(A253791(A054429(n))).

Prog

(Scheme) (define (A253891 n) (A245611 (A163511 n)))

Crossrefs

Inverse: A253892.

Similar permutations: A253791, A253883, A163511, A245611, A243071, A054429.

Sequence in context: A023643 A050009 A173182 * A309612 A021856 A259453

Adjacent sequences: A253888 A253889 A253890 * A253892 A253893 A253894

Keyword

nonn

Author

Antti Karttunen, Jan 17 2015

Status

approved