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A071661 Permutation A057505 applied twice ("squared"). 16
0, 1, 2, 3, 4, 6, 7, 5, 8, 9, 14, 16, 11, 19, 17, 20, 12, 10, 15, 21, 18, 13, 22, 23, 37, 42, 28, 51, 44, 53, 30, 25, 39, 56, 47, 33, 60, 45, 54, 57, 48, 61, 31, 34, 26, 24, 38, 40, 43, 29, 52, 58, 62, 49, 46, 55, 35, 32, 27, 41, 63, 59, 50, 36, 64, 65, 107, 121, 79, 149, 126 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..70.

A. Karttunen, Gatomorphisms (Includes the complete Scheme source for computing this sequence)

Index entries for sequences that are permutations of the natural numbers

CROSSREFS

Inverse permutation: A071662 and also its car/cdr-flipped conjugate, i.e. A071661(n) = A057163(A071662(A057163(n))) = A057505(A057505(n)). Cf. also A071663, A071665, A071667, A071669.

Sequence in context: A073206 A125987 A073198 * A125977 A071666 A026264

Adjacent sequences:  A071658 A071659 A071660 * A071662 A071663 A071664

KEYWORD

nonn

AUTHOR

Antti Karttunen, May 30 2002

STATUS

approved

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Last modified May 25 23:28 EDT 2020. Contains 334607 sequences. (Running on oeis4.)