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A320455
Inverse permutation to A320454.
2
1, 2, 3, 4, 6, 5, 7, 8, 9, 10, 14, 11, 15, 13, 12, 16, 32, 17, 33, 18, 19, 20, 34, 21, 22, 31, 23, 25, 35, 24, 36, 26, 30, 37, 29, 27, 56, 38, 39, 28, 57, 40, 58, 41, 42, 53, 59, 43, 45, 44, 51, 50, 60, 46, 49, 48, 52, 54, 61, 47, 62, 55, 63, 64, 69, 68, 139
OFFSET
1,2
EXAMPLE
A320454(42) = 45, hence a(45) = 42.
CROSSREFS
Cf. A320454.
Sequence in context: A350348 A058812 A320454 * A072796 A130374 A122363
KEYWORD
nonn
AUTHOR
Rémy Sigrist, Oct 14 2018
STATUS
approved