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A004958 Ceiling of n*phi^3, where phi is the golden ratio, A001622. 5
0, 5, 9, 13, 17, 22, 26, 30, 34, 39, 43, 47, 51, 56, 60, 64, 68, 73, 77, 81, 85, 89, 94, 98, 102, 106, 111, 115, 119, 123, 128, 132, 136, 140, 145, 149, 153, 157, 161, 166, 170, 174, 178, 183, 187, 191, 195, 200 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

This sequence, beginning at 5, gives the positions of 1 in the infinite binary word A188187; complement of A188188.  [Clark Kimberling, Mar 23 2011]

LINKS

Ivan Panchenko, Table of n, a(n) for n = 0..1000

MATHEMATICA

r=5^(1/2)); k=1;

t=Table[Floor[n*r]-Floor[(n-k)*r]-Floor[k*r], {n, 1, 220}]   (*A188187*)

Flatten[Position[t, 0]]  (*A188188*)

Flatten[Position[t, 1]]  (*A004958*)

CROSSREFS

Cf. A188014, A188187, A188188.

Sequence in context: A291180 A057948 A314682 * A190887 A314683 A184479

Adjacent sequences:  A004955 A004956 A004957 * A004959 A004960 A004961

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified March 20 16:16 EDT 2019. Contains 321345 sequences. (Running on oeis4.)