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 A171889 a(n) = number immediately following n-th 0 in A181391. 3
 0, 1, 2, 2, 5, 2, 5, 3, 4, 6, 5, 6, 3, 3, 5, 4, 3, 4, 3, 6, 9, 3, 5, 3, 6, 3, 4, 5, 6, 5, 4, 4, 5, 4, 4, 6, 4, 4, 6, 6, 5, 6, 4, 4, 9, 3, 3, 6, 4, 3, 10, 3, 4, 4, 6, 4, 5, 3, 3, 6, 6, 7, 3, 5, 4, 5, 4, 6, 6, 6, 5, 4, 6, 4, 4, 6, 4, 5, 4, 7, 3, 4, 5, 4, 8, 10, 3, 5, 5, 6, 3, 8, 4, 4, 6, 7, 6, 6, 10, 4, 4, 8, 3, 4 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS This is associated with conjecture (ii) in A181391 (van Eck's sequence). - Po-chia Chen, Jun 20 2019 LINKS N. J. A. Sloane, Table of n, a(n) for n = 1..15099. CROSSREFS Cf. A181391. Sequence in context: A128645 A007610 A068066 * A171868 A292146 A334685 Adjacent sequences:  A171886 A171887 A171888 * A171890 A171891 A171892 KEYWORD nonn AUTHOR N. J. A. Sloane, Oct 18 2010 STATUS approved

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Last modified January 17 23:09 EST 2021. Contains 340249 sequences. (Running on oeis4.)