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A031287
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Position of n-th 0 in A007376.
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12
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11, 31, 51, 71, 91, 111, 131, 151, 171, 191, 192, 194, 197, 200, 203, 206, 209, 212, 215, 218, 222, 252, 282, 312, 342, 372, 402, 432, 462, 491, 492, 494, 497, 500, 503, 506, 509, 512, 515, 518, 522, 552, 582, 612, 642, 672, 702
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| A007376(a(n)) = 0;
a(n) = Max{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]
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LINKS
| Reinhard Zumkeller, Table of n, a(n) for n = 1..10000
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PROG
| (Haskell)
import Data.List (elemIndices)
a031287 n = a031287_list !! (n-1)
a031287_list = map (+ 1) $ elemIndices 0 a007376_list
-- Reinhard Zumkeller, Jul 28 2011
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CROSSREFS
| Cf. A193428.
Sequence in context: A043124 A043904 A152293 * A057630 A057628 A144364
Adjacent sequences: A031284 A031285 A031286 * A031288 A031289 A031290
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KEYWORD
| nonn,less,base
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AUTHOR
| Clark Kimberling (ck6(AT)evansville.edu)
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