A117071 Number at middle of segment n of A078783.

3, 7, 14, 26, 49, 92, 177, 346, 683, 1356, 2699, 5384, 10753, 21490, 42963, 85908, 171797, 343574, 687127, 1374232, 2748439, 5496852, 10993677, 21987326, 43974623, 87949216, 175898401, 351796770, 703593507, 1407186980, 2814373925, 5628747814, 11257495591

Offset

1,1

Comments

a(n) = A078783(3*n-1).

References

N. J. A. Sloane and Allan Wilks, On sequences of Recaman type, paper in preparation, 2006.

Links

Reinhard Zumkeller, Table of n, a(n) for n = 1..3000

Prog

(Haskell)
a117071 n = a117071_list !! (n-1)
a117071_list = tSegments !! 1
-- tSegments defined in A117070.  -- Reinhard Zumkeller, May 01 2015

Crossrefs

Cf. A078783, A117070, A117072.

Sequence in context: A099854 A054355 A245268 * A019459 A276024 A274233

Adjacent sequences: A117068 A117069 A117070 * A117072 A117073 A117074

Keyword

nonn

Author

N. J. A. Sloane, Apr 18 2006

Status

approved