A234746 Self-inverse permutation of integers induced by the restriction of blue-code to reducible polynomials over GF(2): a(n) = A091246(A193231(A091242(n))).

2, 1, 3, 9, 8, 7, 6, 5, 4, 11, 10, 12, 13, 14, 16, 15, 22, 21, 20, 19, 18, 17, 39, 38, 36, 37, 42, 41, 40, 46, 48, 47, 44, 43, 45, 25, 26, 24, 23, 29, 28, 27, 34, 33, 35, 30, 32, 31, 68, 67, 69, 63, 64, 66, 65, 72, 71, 70, 76, 75, 73, 74, 52, 53, 55, 54, 50, 49, 51, 58, 57, 56, 61, 62, 60, 59

Offset: 1

Author

Antti Karttunen, Feb 15 2014

Keywords

• nonn

Links

• Antti Karttunen, Table of n, a(n) for n = 1..15005
• Index entries for sequences operating on (or containing) GF(2)[X]-polynomials
• Index entries for sequences that are permutations of the natural numbers

Crossrefs

Fixed points: A234749.

Cf. A193231, A091242, A091246, A234745, A234751.

Programs

Scheme

(define (A234746 n) (A091246 (A234745 n)))

Formula

a(n) = A091246(A234745(n)) = A091246(A193231(A091242(n))).