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A191331 Positions of 2 in A191329. 4
2, 6, 12, 16, 18, 22, 28, 32, 34, 38, 42, 44, 48, 54, 58, 60, 64, 70, 74, 80, 84, 86, 90, 96, 100, 102, 106, 110, 112, 116, 122, 126, 128, 132, 138, 142, 148, 152, 154, 158, 164, 168, 170, 174, 180, 184, 190, 194, 196, 200, 206, 210, 212, 216, 220, 222, 226, 232, 236, 238, 242, 248, 252, 258, 262, 264, 268, 274, 278, 280, 284, 288 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

A191331=2*A005652.

LINKS

Table of n, a(n) for n=1..72.

EXAMPLE

A191329=(1,2,1,0,1,2,1,0,1,0,1,2,...), so that

a(1)=2, a(2)=6, a(3)=12,...

MATHEMATICA

(See A191329.)

CROSSREFS

Cf. A191329, A191330, A191332, A191333.

Sequence in context: A230482 A263546 A143408 * A088915 A084790 A130237

Adjacent sequences:  A191328 A191329 A191330 * A191332 A191333 A191334

KEYWORD

nonn

AUTHOR

Clark Kimberling, May 31 2011

STATUS

approved

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Last modified December 2 18:09 EST 2021. Contains 349445 sequences. (Running on oeis4.)