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A202341
Numbers occurring exactly once in Hofstadter H-sequence A005374.
4
0, 2, 3, 6, 8, 9, 11, 12, 15, 16, 19, 21, 22, 25, 27, 28, 30, 31, 34, 36, 37, 39, 40, 43, 44, 47, 49, 50, 52, 53, 56, 57, 60, 62, 63, 66, 68, 69, 71, 72, 75, 76, 79, 81, 82, 85, 87, 88, 90, 91, 94, 96, 97, 99, 100, 103, 104, 107, 109, 110, 113, 115, 116, 118
OFFSET
1,2
COMMENTS
A202340(a(n)) = 1.
LINKS
PROG
(Haskell)
import Data.List (elemIndices)
a202341 n = a202341_list !! (n-1)
a202341_list = elemIndices 1 a202340_list
CROSSREFS
Cf. A005374, A202340, A202342 (complement).
Sequence in context: A344166 A201822 A093510 * A013948 A187478 A269860
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Dec 17 2011
STATUS
approved