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A083095 a(n) = A083094(n)/4. 4
0, 2, 5, 6, 14, 15, 18, 20, 41, 42, 45, 47, 54, 56, 59, 60, 122, 123, 126, 128, 135, 137, 140, 141, 162, 164, 167, 168, 176, 177, 180, 182, 365, 366, 369, 371, 378, 380, 383, 384, 405, 407, 410, 411, 419, 420, 423, 425, 486, 488, 491, 492, 500 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Is this the same as A083097? - Andrew S. Plewe, May 30 2007

Apparently 2a(n) (mod 3) = A010060(n), the Thue-Morse sequence.

LINKS

Table of n, a(n) for n=0..52.

FORMULA

Numbers n such that C(4n, 2n) == 1 (mod 3). - Benoit Cloitre, Jul 30 2003

CROSSREFS

Cf. A051638, A083093.

Sequence in context: A180744 A092790 A105043 * A083097 A215147 A191229

Adjacent sequences:  A083092 A083093 A083094 * A083096 A083097 A083098

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre, Apr 22 2003

EXTENSIONS

More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 29 2003

STATUS

approved

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Last modified April 13 06:02 EDT 2021. Contains 342935 sequences. (Running on oeis4.)