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A189818 Positions of 1 in A189816; complement of A189817. 4
2, 3, 11, 12, 14, 15, 17, 18, 20, 21, 23, 24, 26, 27, 29, 30, 38, 39, 47, 48, 56, 57, 65, 66, 74, 75, 83, 84, 92, 93, 95, 96, 98, 99, 101, 102, 104, 105, 107, 108, 110, 111, 119, 120, 122, 123, 125, 126, 128, 129, 131, 132, 134, 135, 137, 138, 146, 147, 149, 150, 152, 153, 155, 156, 158, 159, 161, 162, 164, 165, 173, 174, 176, 177, 179, 180 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..10000

MATHEMATICA

a[1] = 0; h = 180;

Table[a[3 k - 2] = 0, {k, 1, h}];

Table[a[3 k - 1] = 1 - a[k], {k, 1, h}];

Table[a[3 k] = 1 - a[k], {k, 1, h}];

Table[a[n], {n, 1, h}]   (*A189816*)

Flatten[Position[%, 0]]  (*A189817*)

Flatten[Position[%%, 1]] (*A189818*)

CROSSREFS

Cf. A189816, A189817, A189819.

Sequence in context: A007932 A035122 A085305 * A116032 A116029 A060812

Adjacent sequences:  A189815 A189816 A189817 * A189819 A189820 A189821

KEYWORD

nonn

AUTHOR

Clark Kimberling, Apr 28 2011

STATUS

approved

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Last modified July 22 05:47 EDT 2019. Contains 325213 sequences. (Running on oeis4.)