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A127812
Smallest m such that A072594(m) = n.
2
4, 1, 2, 3, 21, 5, 15, 7, 33, 22, 66, 11, 77, 13, 39, 26, 57, 17, 51, 19, 69, 46, 95, 23, 145, 465, 155, 435, 93, 29, 87, 31, 185, 777, 259, 555, 222, 37, 111, 74, 129, 41, 123, 43, 141, 94, 215, 47, 265, 1113, 371, 795, 318, 53, 159, 106, 177, 118, 354, 59, 366, 61
OFFSET
0,1
COMMENTS
A072594(a(n)) = n and A072594(m) <> n for m < a(n).
LINKS
PROG
(Haskell)
import Data.List (elemIndex)
import Data.Maybe (fromJust)
a127812 = (+ 1) . fromJust . (`elemIndex` a072594_list)
-- Reinhard Zumkeller, Nov 17 2012
CROSSREFS
Sequence in context: A190649 A171172 A084454 * A072033 A100353 A366397
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Feb 02 2007
STATUS
approved