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A187974 Positions of 1 in A187972; complement of A187973. 3
1, 2, 4, 6, 7, 9, 11, 12, 13, 14, 16, 18, 19, 21, 23, 24, 25, 26, 28, 30, 31, 33, 35, 36, 38, 40, 41, 42, 43, 45, 47, 48, 50, 52, 53, 54, 55, 57, 59, 60, 62, 64, 65, 67, 69, 70, 71, 72, 74, 76, 77, 79, 81, 82, 83, 84, 86, 88, 89, 91, 93, 94, 95, 96, 98, 100, 101, 103, 105, 106, 108, 110, 111, 112, 113, 115, 117, 118 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

See A187950, A187972.

LINKS

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

MATHEMATICA

r=2^(1/2);

seqA=Table[Floor[(n+4)r]-Floor[n*r]-Floor[4r], {n, 1, 220}]   (* A187972 *)

Flatten[Position[seqA, 0] ]   (* A187973 *)

Flatten[Position[seqA, 1] ]   (* A187974 *)

CROSSREFS

Cf. A187950, A187972, A187973.

Sequence in context: A184333 A184411 A052056 * A193715 A320474 A051533

Adjacent sequences:  A187971 A187972 A187973 * A187975 A187976 A187977

KEYWORD

nonn

AUTHOR

Clark Kimberling, Mar 17 2011

STATUS

approved

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Last modified October 22 23:18 EDT 2018. Contains 316518 sequences. (Running on oeis4.)