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A379176
Inverse permutation to A379175.
2
0, 1, 2, 4, 3, 5, 9, 7, 6, 8, 10, 18, 16, 19, 14, 12, 11, 13, 15, 20, 17, 21, 39, 35, 33, 36, 40, 29, 27, 30, 25, 23, 22, 24, 26, 31, 28, 32, 41, 37, 34, 38, 42, 78, 74, 79, 70, 66, 64, 67, 71, 80, 75, 81, 60, 56, 54, 57, 61, 50, 48, 51, 46, 44, 43, 45, 47, 52
OFFSET
0,3
EXAMPLE
A379175(67) = 49, so a(49) = 67.
PROG
(PARI) \\ See Links section.
CROSSREFS
Cf. A379175.
Sequence in context: A349947 A351652 A333087 * A389577 A091451 A365389
KEYWORD
nonn,base
AUTHOR
Rémy Sigrist, Dec 17 2024
STATUS
approved