A069787 Self-inverse permutation of natural numbers induced by the automorphism DeepRev1CarSide! acting on the parenthesizations encoded by A014486.

0, 1, 2, 3, 4, 5, 7, 6, 8, 9, 10, 12, 11, 13, 17, 18, 16, 14, 15, 21, 20, 19, 22, 23, 24, 26, 25, 27, 31, 32, 30, 28, 29, 35, 34, 33, 36, 45, 46, 49, 48, 50, 44, 47, 42, 37, 38, 43, 40, 39, 41, 58, 59, 57, 54, 55, 56, 53, 51, 52, 63, 62, 61, 60, 64, 65, 66, 68, 67, 69, 73, 74

Offset: 0

Author

Antti Karttunen, Apr 16 2002

Keywords

• nonn

Links

• A. Karttunen, Gatomorphisms (Includes the complete Scheme program for computing this sequence)
• Index entries for sequences that are permutations of the natural numbers

Crossrefs

The car/cdr-flipped conjugate of A057164.

Formula

a(n) = A057163(A057164(A057163(n))).