A249918 Inverse permutation to A203069.

1, 4, 7, 12, 11, 8, 3, 2, 9, 14, 13, 6, 5, 22, 15, 10, 17, 16, 21, 26, 23, 18, 19, 24, 25, 20, 29, 28, 27, 30, 33, 32, 31, 34, 35, 40, 37, 38, 39, 36, 41, 44, 43, 42, 45, 46, 47, 48, 57, 58, 49, 54, 53, 50, 59, 56, 51, 52, 55, 60, 61, 62, 63, 68, 67, 64, 65

Offset

1,2

Links

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

Index entries for sequences that are permutations of the natural numbers

Prog

(Haskell)
import Data.List (elemIndex); import Data.Maybe (fromJust)
a249918 = (+ 1) . fromJust . (`elemIndex` a203069_list)

Crossrefs

Cf. A203069, A249920.

Sequence in context: A270684 A083487 A253129 * A340244 A158937 A092572

Adjacent sequences: A249915 A249916 A249917 * A249919 A249920 A249921

Keyword

nonn

Author

Reinhard Zumkeller, Jan 14 2015

Status

approved