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A257815
Inverse permutation of A064364, when seen as flattened list.
2
1, 2, 3, 4, 5, 6, 9, 7, 8, 10, 24, 11, 37, 15, 12, 13, 82, 14, 118, 16, 19, 38, 232, 17, 20, 56, 18, 25, 574, 21, 759, 22, 46, 119, 30, 23, 1663, 167, 68, 26, 2700, 31, 3408, 57, 27, 318, 5338, 28, 47, 32, 141, 83, 10078, 29, 69, 39, 197, 760, 18312, 33, 22180
OFFSET
1,2
PROG
(Haskell)
import Data.List (elemIndex); import Data.Maybe (fromJust)
a257815 = (+ 1) . fromJust . (`elemIndex` a064364_list)
CROSSREFS
Cf. A064364.
Sequence in context: A275583 A295088 A332990 * A141655 A174349 A099004
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Jun 11 2015
EXTENSIONS
More terms from Alois P. Heinz, Jun 25 2015
STATUS
approved