A064956 Inverse permutation to A064417.

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

Offset

1,2

Links

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

J. C. Lagarias, E. M. Rains and N. J. A. Sloane, The EKG sequence, Exper. Math. 11 (2002), 437-446.

Index entries for sequences related to EKG sequence

Index entries for sequences that are permutations of the natural numbers

Prog

(Haskell)
import Data.List (elemIndex)
import Data.Maybe (fromJust)
a064956 n = (fromJust $ elemIndex n a064417_list) + 1
-- Reinhard Zumkeller, Nov 13 2011

Crossrefs

Cf. A064417, A064413.

Sequence in context: A118203 A263465 A345742 * A379899 A348745 A110449

Adjacent sequences: A064953 A064954 A064955 * A064957 A064958 A064959

Keyword

nonn,easy

Author

N. J. A. Sloane, Oct 30 2001

Extensions

More terms from Naohiro Nomoto, Oct 31 2001

Status

approved