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A288922
Inverse permutation to A288921.
2
1, 3, 141, 5, 129, 11, 9, 7, 68, 13, 131, 19, 133, 17, 46, 15, 135, 29, 137, 21, 27, 72, 139, 31, 44, 74, 50, 25, 143, 36, 145, 23, 48, 76, 34, 33, 147, 78, 52, 38, 149, 37, 151, 56, 24, 80, 153, 35, 54, 40, 70, 64, 155, 39, 84, 42, 86, 82, 157, 26, 159, 161
OFFSET
1,2
EXAMPLE
A288921(1) = 1, hence a(1) = 1.
A288921(2) = 1260, hence a(1260) = 2.
A288921(3) = 2, hence a(2) = 3.
A288921(4) = 630, hence a(630) = 4.
A288921(5) = 4, hence a(4) = 5.
A288921(6) = 315, hence a(315) = 6.
A288921(7) = 8, hence a(8) = 7.
A288921(8) = 180, hence a(180) = 8.
A288921(9) = 7, hence a(7) = 9.
A288921(10) = 240, hence a(240) = 10.
CROSSREFS
Cf. A288921.
Sequence in context: A152504 A191958 A224707 * A035331 A050819 A255190
KEYWORD
nonn
AUTHOR
Rémy Sigrist, Jun 19 2017
STATUS
approved