A268822 Permutation of nonnegative integers: a(0) = 0, a(n) = A268718(1+A268718(n-1)).

0, 1, 3, 2, 9, 8, 5, 4, 13, 12, 17, 16, 7, 6, 15, 14, 21, 20, 25, 24, 31, 30, 23, 22, 11, 10, 27, 26, 33, 32, 29, 28, 37, 36, 41, 40, 47, 46, 39, 38, 59, 58, 43, 42, 49, 48, 45, 44, 19, 18, 51, 50, 57, 56, 53, 52, 61, 60, 65, 64, 55, 54, 63, 62, 69, 68, 73, 72, 79, 78, 71, 70, 91, 90, 75, 74, 81, 80, 77, 76, 115, 114, 83, 82

Offset

0,3

Comments

The "shifted square" of permutation A268718.

Links

Antti Karttunen, Table of n, a(n) for n = 0..8191

Index entries for sequences that are permutations of the natural numbers

Formula

a(0) = 0, for n >= 1, a(n) = A268718(1+A268718(n-1)).

Prog

(Scheme) (define (A268822 n) (if (zero? n) n (+ 1 (A268718 (+ -1 (A268718 n))))))

Crossrefs

Inverse: A268821.

Cf. A268718, A268824.

Row 2 of array A268830.

Sequence in context: A390643 A118045 A276023 * A201926 A288055 A081233

Adjacent sequences: A268819 A268820 A268821 * A268823 A268824 A268825

Keyword

nonn

Author

Antti Karttunen, Feb 14 2016

Status

approved