A073290 Permutation A069767 applied twice ("squared").

0, 1, 2, 3, 5, 4, 6, 8, 7, 12, 13, 11, 10, 9, 15, 14, 19, 21, 22, 16, 20, 18, 17, 31, 32, 34, 35, 36, 30, 33, 29, 26, 27, 28, 25, 24, 23, 40, 41, 39, 38, 37, 52, 51, 56, 58, 59, 60, 62, 63, 64, 43, 42, 53, 57, 61, 47, 55, 49, 50, 44, 54, 48, 46, 45, 87, 88, 90, 91, 92, 96, 97

Offset

0,3

Links

Table of n, a(n) for n=0..71.

Index entries for sequences that are permutations of the natural numbers

Formula

a(n) = A069767(A069767(n)).

Crossrefs

Inverse permutation: A073291. Occurs for first time in A073200 as row 105. A073267 gives essentially (apart from the first two terms) the counts of elements fixed. Cf. A073292-A073299.

Sequence in context: A138606 A166013 A089864 * A073299 A073298 A073291

Adjacent sequences: A073287 A073288 A073289 * A073291 A073292 A073293

Keyword

nonn

Author

Antti Karttunen, Jun 25 2002

Status

approved