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A162502
Inverse permutation to A162501.
4
1, 5, 9, 13, 17, 21, 25, 29, 33, 2, 3, 4, 8, 12, 16, 20, 24, 28, 32, 6, 7, 39, 40, 42, 44, 46, 48, 50, 52, 10, 11, 41, 57, 58, 60, 62, 64, 66, 68, 14, 15, 43, 59, 73, 74, 76, 78, 80, 82, 18, 19, 45, 61, 75, 87, 88, 90, 92, 94, 22, 23, 47, 63, 77, 89, 99, 100, 102, 104, 26, 27
OFFSET
1,2
COMMENTS
A162501(a(n)) = a(A162501(n)) = n.
a(a(n)) = A162504(n).
CROSSREFS
Sequence in context: A141135 A363379 A194395 * A004766 A016813 A314668
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Jul 05 2009
STATUS
approved