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 A122791 Decimal expansion of the average "dropping time" of the reduced 3x+1 iteration. 1
 3, 4, 9, 2, 6, 5, 1, 8, 5, 2, 1, 8, 6, 4, 2, 4, 9, 1, 2, 3, 0, 5, 5, 6, 0, 3, 3, 7, 5, 2, 9, 6, 8, 0, 6, 4, 7, 4, 2, 7, 2, 9, 0, 5, 3, 4, 8, 0, 9, 0, 9, 9, 9, 0, 5, 3, 0, 9, 1, 4, 7, 4, 5, 2, 2, 2, 2, 3, 3, 8, 4, 4, 0, 7, 2, 0, 8, 2, 7, 6, 0, 5, 9, 1, 8, 7, 0, 2, 2, 8, 5, 5, 1, 9, 1, 0, 3, 4, 6, 7, 5, 4, 8, 1, 4 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS FORMULA Sum{k>0} k*A100982(k)/2^(A020914(k)-1) = 3.49265185218642491230556033752968... CROSSREFS Cf. A122458 (dropping time of the reduced Collatz iteration), A100982, A122790. Sequence in context: A019900 A329212 A290373 * A011429 A225409 A083437 Adjacent sequences:  A122788 A122789 A122790 * A122792 A122793 A122794 KEYWORD cons,nonn AUTHOR T. D. Noe, Sep 11 2006 STATUS approved

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Last modified May 30 05:08 EDT 2020. Contains 334712 sequences. (Running on oeis4.)