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A187391 Floor(r*n), where r=1+sqrt(8)+sqrt(7); complement of A187392. 2
6, 12, 19, 25, 32, 38, 45, 51, 58, 64, 71, 77, 84, 90, 97, 103, 110, 116, 123, 129, 135, 142, 148, 155, 161, 168, 174, 181, 187, 194, 200, 207, 213, 220, 226, 233, 239, 246, 252, 258, 265, 271, 278, 284, 291, 297, 304, 310, 317, 323, 330, 336, 343, 349, 356, 362, 369, 375, 381, 388, 394, 401, 407, 414, 420, 427, 433, 440, 446, 453 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

A187391 and A187392 are the Beatty sequences based on r=1+sqrt(8)+sqrt(7) and s=1+sqrt(8)-sqrt(7); 1/r+1/s=1.

LINKS

Table of n, a(n) for n=1..70.

FORMULA

a(n)=floor(r*n), where r=1+sqrt(8)+sqrt(7).

MATHEMATICA

k=8; r=1+k^(1/2)+(k-1)^(1/2); s=1+k^(1/2)-(k-1)^(1/2);

Table[Floor[r*n], {n, 1, 80}]  (* A187391 *)

Table[Floor[s*n], {n, 1, 80}]  (* A187392 *)

CROSSREFS

Cf. A187392.

Sequence in context: A100357 A190265 A135358 * A081846 A078816 A051936

Adjacent sequences:  A187388 A187389 A187390 * A187392 A187393 A187394

KEYWORD

nonn

AUTHOR

Clark Kimberling, Mar 09 2011

STATUS

approved

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Last modified October 16 16:34 EDT 2019. Contains 328101 sequences. (Running on oeis4.)