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A050508 Golden rectangle numbers: n * A007067(n). 4
0, 2, 6, 15, 24, 40, 60, 77, 104, 135, 160, 198, 228, 273, 322, 360, 416, 476, 522, 589, 640, 714, 792, 851, 936, 1000, 1092, 1188, 1260, 1363, 1470, 1550, 1664, 1749, 1870, 1995, 2088, 2220, 2318, 2457, 2600, 2706, 2856, 3010, 3124, 3285, 3404, 3572, 3744 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Amiram Eldar, Table of n, a(n) for n = 0..10000

MAPLE

A050508:=n->n*round(n*(1+sqrt(5))/2); seq(A050508(n), n=0..100); # Wesley Ivan Hurt, Nov 27 2013

MATHEMATICA

a[n_] := n*Round[n*GoldenRatio]; Table[a[n], {n, 0, 48}] (* Jean-Fran├žois Alcover, Jun 27 2012 *)

CROSSREFS

Cf. A007067.

Sequence in context: A227210 A177442 A090979 * A033298 A153274 A091766

Adjacent sequences:  A050505 A050506 A050507 * A050509 A050510 A050511

KEYWORD

easy,nice,nonn

AUTHOR

Klaus Strassburger (strass(AT)ddfi.uni-duesseldorf.de), Dec 28 1999

STATUS

approved

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Last modified August 6 09:38 EDT 2020. Contains 336245 sequences. (Running on oeis4.)