A082320 Permutation A057502 applied four times ("^4"), permutation A082316 squared.

0, 1, 2, 3, 4, 6, 8, 7, 5, 9, 14, 21, 18, 13, 10, 15, 20, 17, 12, 19, 16, 11, 22, 23, 37, 58, 49, 35, 24, 38, 57, 48, 34, 56, 47, 33, 64, 25, 39, 59, 50, 36, 26, 40, 54, 45, 31, 53, 44, 30, 63, 27, 41, 55, 46, 32, 51, 42, 28, 62, 52, 43, 29, 61, 60, 65, 107, 170, 142, 100

Offset

0,3

Links

Table of n, a(n) for n=0..69.

Index entries for signature-permutations induced by Catalan automorphisms

Formula

a(n) = A082316(A082316(n))

Crossrefs

Inverse of A082319. Occurs in A073200. Cf. also A082321-A082324.

Sequence in context: A277623 A082315 A342266 * A285111 A253566 A333220

Adjacent sequences: A082317 A082318 A082319 * A082321 A082322 A082323

Keyword

nonn

Author

Antti Karttunen, Apr 17 2003

Status

approved