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A082320 Permutation A057502 applied four times ("^4"), permutation A082316 squared. 1
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 (list; graph; refs; listen; history; text; internal format)
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: A277519 A277623 A082315 * A285111 A253566 A176798

Adjacent sequences:  A082317 A082318 A082319 * A082321 A082322 A082323

KEYWORD

nonn

AUTHOR

Antti Karttunen, Apr 17 2003

STATUS

approved

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Last modified January 17 19:58 EST 2019. Contains 319251 sequences. (Running on oeis4.)