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A031288 Position of n-th 1 in A007376. 12
1, 10, 12, 13, 14, 16, 18, 20, 22, 24, 26, 28, 33, 53, 73, 93, 113, 133, 153, 173, 190, 193, 195, 196, 199, 202, 205, 208, 211, 214, 217, 220, 221, 223, 224, 225, 226, 227, 229, 230, 232, 233, 235, 236, 238, 239, 241, 242, 244, 245 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
A007376(a(n)) = 1;
a(n) = Min{A031287(n), A031288(n), A031289(n), A031290(n), A031291(n), A031292(n), A031293(n), A031294(n), A031295(n), A031296(n)}. [Reinhard Zumkeller, Jul 28 2011]
LINKS
PROG
(Haskell)
import Data.List (elemIndices)
a031288 n = a031288_list !! (n-1)
a031288_list = map (+ 1) $ elemIndices 1 a007376_list
-- Reinhard Zumkeller, Jul 28 2011
CROSSREFS
Cf. A193428.
Sequence in context: A261925 A083476 A124404 * A127957 A079026 A219956
KEYWORD
nonn,less,base
AUTHOR
STATUS
approved

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Last modified March 19 04:58 EDT 2024. Contains 370952 sequences. (Running on oeis4.)