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A064956 Inverse permutation to A064417. 2
1, 2, 3, 7, 11, 4, 16, 8, 5, 12, 28, 6, 33, 17, 13, 9, 43, 14, 50, 10, 15, 29, 60, 19, 22, 34, 20, 18, 68, 21, 79, 25, 27, 44, 23, 26, 96, 51, 32, 24, 104, 37, 113, 30, 38, 61, 119, 31, 56, 39, 42, 35, 137, 48, 40, 36, 49, 69, 146, 41, 156, 80, 57, 46, 54, 58, 173, 45, 59, 55 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
J. C. Lagarias, E. M. Rains and N. J. A. Sloane, The EKG sequence, Exper. Math. 11 (2002), 437-446.
PROG
(Haskell)
import Data.List (elemIndex)
import Data.Maybe (fromJust)
a064956 n = (fromJust $ elemIndex n a064417_list) + 1
-- Reinhard Zumkeller, Nov 13 2011
CROSSREFS
Sequence in context: A118203 A263465 A345742 * A348745 A110449 A229082
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Oct 30 2001
EXTENSIONS
More terms from Naohiro Nomoto, Oct 31 2001
STATUS
approved

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Last modified March 28 17:25 EDT 2024. Contains 371254 sequences. (Running on oeis4.)