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A086962
a(A086957(n))=A086957(n), a(A086958(n))=A086959(n), a(A086959(n))=A086958(n), see A086956.
9
1, 3, 2, 4, 5, 8, 7, 6, 9, 25, 11, 15, 13, 21, 12, 16, 17, 18, 19, 24, 14, 33, 23, 20, 10, 39, 27, 28, 29, 36, 31, 32, 22, 51, 35, 30, 37, 57, 26, 48, 41, 56, 43, 44, 54, 69, 47, 40, 49, 50, 34, 52, 53, 45, 55, 42, 38, 87, 59, 70, 61, 93, 63, 64, 65, 88, 67, 68, 46
OFFSET
1,2
COMMENTS
A self-inverse permutation of natural numbers: a(a(n))=n;
a(n) = A086962(A086963(n)) = A086963(A086962(n)).
CROSSREFS
Sequence in context: A326357 A354731 A164287 * A001612 A275901 A305369
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Jul 25 2003
STATUS
approved