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A216856 3-adic valuation of A216854(n). 2
12, 10, 7, 29, 54, 29, 48, 47, 25, 28, 8, 32, 9, 7, 44, 43, 16, 21, 79, 75, 54, 54, 39, 51, 52, 62, 30, 27, 83, 104, 93, 79, 79, 73, 120, 61, 102, 220, 870, 135, 4350 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See the main entry A216854 for comments, motivation and links.

Robert Gerbicz provided a further three terms that have not had their positioning established.  By their relative positions, these are 13438, 26448 and 38015. - James G. Merickel, Oct 01 2012

LINKS

Table of n, a(n) for n=1..41.

PROG

(PARI) A216856(n) = valuation(A216854(n), 3)

CROSSREFS

Sequence in context: A068614 A163920 A038335 * A040023 A109683 A140267

Adjacent sequences:  A216853 A216854 A216855 * A216857 A216858 A216859

KEYWORD

nonn,base,more

AUTHOR

M. F. Hasler, Sep 17 2012

STATUS

approved

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Last modified March 4 07:25 EST 2021. Contains 341781 sequences. (Running on oeis4.)