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A395308
Inverse permutation to A395306.
2
0, 1, 2, 4, 3, 6, 9, 13, 5, 8, 12, 18, 17, 24, 32, 42, 7, 11, 16, 23, 22, 31, 41, 54, 30, 40, 53, 69, 68, 87, 109, 136, 10, 15, 21, 29, 28, 39, 52, 67, 38, 51, 66, 86, 85, 108, 135, 168, 50, 65, 84, 107, 106, 134, 167, 206, 133, 166, 205, 252, 251, 306, 370
OFFSET
0,3
EXAMPLE
A395306(42) = 15, so a(15) = 42.
PROG
(PARI) \\ See Links section.
CROSSREFS
Cf. A395306.
Sequence in context: A376905 A332878 A376903 * A113233 A051849 A283961
KEYWORD
nonn,base
AUTHOR
Rémy Sigrist, Apr 19 2026
STATUS
approved