A257502 Inverse permutation to A078783.

0, 1, 4, 2, 7, 10, 3, 5, 13, 16, 19, 22, 25, 6, 8, 28, 31, 34, 37, 40, 43, 46, 49, 52, 55, 9, 11, 58, 61, 64, 67, 70, 73, 76, 79, 82, 85, 88, 91, 94, 97, 100, 103, 106, 109, 112, 115, 118, 12, 14, 121, 124, 127, 130, 133, 136, 139, 142, 145, 148, 151, 154

Offset

0,3

Links

Reinhard Zumkeller, Table of n, a(n) for n = 0..10000

Prog

(Haskell)
import Data.List (elemIndex); import Data.Maybe (fromJust)
a257502 = fromJust . (`elemIndex` a078783_list)

Crossrefs

Cf. A078783.

Sequence in context: A019689 A332651 A072009 * A201207 A151890 A356155

Adjacent sequences: A257499 A257500 A257501 * A257503 A257504 A257505

Keyword

nonn

Author

Reinhard Zumkeller, May 01 2015

Status

approved