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A060755 a(n) = log_2(A060723(n)). 5
0, 0, 0, 1, 0, 2, 2, 3, 0, 4, 4, 5, 3, 6, 6, 7, 3, 8, 8, 9, 7, 10, 10, 11, 8, 12, 12, 13, 11, 14, 14, 15, 10, 16, 16, 17, 15, 18, 18, 19, 16, 20, 20, 21, 19, 22, 22, 23, 19, 24, 24, 25, 23, 26, 26, 27, 24, 28, 28, 29, 27, 30, 30, 31, 25, 32, 32, 33, 31, 34, 34, 35, 32 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,6

LINKS

Table of n, a(n) for n=0..72.

MATHEMATICA

Table[IntegerExponent[Denominator[Simplify[((1/2 (Sqrt[3] + 1))^x - (1/2 (Sqrt[3] - 1))^x Cos[Pi x])/Sqrt[3]]], 2], {x, 0, 72}]  (* Peter Luschny, Jun 02 2018 *)

CROSSREFS

Cf. A060723, A305491.

Sequence in context: A272143 A095058 A137345 * A104594 A079626 A257697

Adjacent sequences:  A060752 A060753 A060754 * A060756 A060757 A060758

KEYWORD

nonn

AUTHOR

Vladeta Jovovic, Apr 24 2001

EXTENSIONS

Data corrected by Peter Luschny, Jun 02 2018

STATUS

approved

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Last modified October 15 12:31 EDT 2019. Contains 328026 sequences. (Running on oeis4.)