A216856 3-adic valuation of A216854(n).

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

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: A163920 A038335 A359737 * A040023 A109683 A140267

Adjacent sequences: A216853 A216854 A216855 * A216857 A216858 A216859

Keyword

nonn,base,more

Author

M. F. Hasler, Sep 17 2012

Status

approved