A227839 3^a(n) is the highest power of 3 dividing A005132(n).

0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 2, 1, 0, 0, 0, 0, 1, 2, 0, 2, 1, 0, 0, 0, 0, 1, 2, 0, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 2, 4, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 3, 2, 0, 0, 0, 0, 1, 2, 0, 0, 0, 0, 2, 1, 0, 1, 2, 0, 0, 0, 0, 2, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 4, 0, 0, 0, 0, 0, 0, 1, 0, 0, 2, 0, 0, 2

Offset

1,14

Comments

The 3-adic valuation of Recamán's sequence A005132.

Links

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Index entries for sequences related to Recamán's sequence

Prog

(Haskell)
a227839 = a007949 . a005132  -- Reinhard Zumkeller, Aug 05 2013

Crossrefs

Cf. A005132, A227838, A007949.

Sequence in context: A072612 A116378 A321854 * A291748 A124744 A124788

Adjacent sequences: A227836 A227837 A227838 * A227840 A227841 A227842

Keyword

nonn

Author

N. J. A. Sloane, Aug 04 2013

Status

approved