A257455 Smallest m such that A257339(m) = n.

1, 2, 3, 5, 4, 7, 6, 13, 9, 24, 8, 26, 10, 28, 29, 34, 11, 39, 12, 65, 16, 36, 14, 41, 17, 43, 31, 55, 15, 86, 18, 45, 44, 57, 21, 84, 19, 59, 33, 78, 20, 243, 22, 98, 62, 82, 23, 113, 25, 80, 37, 96, 27, 115, 32, 129, 46, 104, 30, 164, 35, 106, 72, 108, 40

Offset: 1

Author

Reinhard Zumkeller, Apr 24 2015

Keywords

• nonn

Comments

A257339(a(n)) = n.

Links

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

Crossrefs

Cf. A257339.

Programs

Haskell

import Data.List (elemIndex); import Data.Maybe (fromJust)
a257455 = (+ 1) . fromJust . (`elemIndex` a257339_list)