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A073287
Permutation of natural numbers induced by the composition of the Catalan bijections A069768 & A069770.
7
0, 1, 2, 3, 4, 5, 6, 8, 7, 9, 10, 11, 12, 13, 14, 15, 19, 22, 21, 16, 20, 17, 18, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 51, 52, 60, 64, 63, 56, 62, 58, 59, 42, 43, 53, 61, 57, 44, 54, 45, 46, 47, 55, 48, 49, 50, 65, 66, 67, 68, 69, 70, 71
OFFSET
0,3
FORMULA
a(n) = A069768(A069770(n)).
CROSSREFS
Inverse permutation: A073286. Occurs for first time in A073200 as row 69. Counts of the fixed elements: A073268.
Sequence in context: A073286 A122312 A130985 * A122311 A130986 A235487
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jun 25 2002
STATUS
approved