A188070 - OEIS

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A188070

Positions of 1 in A188068; complement of A188069.

2, 3, 5, 6, 7, 9, 10, 11, 13, 14, 16, 17, 18, 20, 21, 22, 24, 25, 26, 28, 29, 31, 32, 33, 35, 36, 37, 39, 40, 41, 43, 44, 46, 47, 48, 50, 51, 52, 54, 55, 57, 58, 59, 61, 62, 63, 65, 66, 67, 69, 70, 72, 73, 74, 76, 77, 78, 80, 81, 82, 84, 85, 87, 88, 89, 91, 92, 93, 95, 96, 97, 99, 100, 102, 103, 104, 106, 107, 108, 110, 111, 113, 114, 115, 117, 118, 119, 121, 122, 123, 125

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Cf. A188014, A188068.

Also positions of 3 in A007538. - Reinhard Zumkeller, Feb 14 2012

From Peter G. Anderson, Aug 24 2012: (Start)

a(n) = ceiling(n*x) where x = (1+sqrt(3))/2;

continued fraction of x is [1,2,1,2,1,2,...]. (End)

Conjectured partial sums of A245222. - Sean A. Irvine, Jun 26 2022

LINKS

Table of n, a(n) for n=1..91.