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A250553
Inverse permutation to A250552.
3
1, 2, 3, 4, 5, 7, 9, 13, 6, 8, 11, 15, 10, 12, 14, 17, 19, 16, 18, 21, 23, 25, 20, 22, 27, 29, 31, 33, 35, 26, 37, 28, 24, 30, 39, 32, 34, 41, 43, 36, 38, 45, 40, 42, 44, 46, 47, 48, 49, 50, 51, 55, 52, 53, 57, 54, 56, 59, 61, 58, 60, 63, 65, 62, 66, 64, 68
OFFSET
1,2
PROG
(Haskell)
import Data.List (elemIndex); import Data.Maybe (fromJust)
a250553 = (+ 1) . fromJust . (`elemIndex` a250552_list)
CROSSREFS
Cf. A250552 (inverse), A247204 (fixed points).
Sequence in context: A117601 A117604 A117603 * A026450 A280451 A240178
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Dec 10 2014
STATUS
approved