# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a108598 Showing 1-1 of 1 %I A108598 #14 Oct 20 2023 06:47:03 %S A108598 1,3,5,7,9,10,12,14,16,18,19,21,23,25,27,28,30,32,34,36,37,39,41,43, %T A108598 45,47,48,50,52,54,56,57,59,61,63,65,66,68,70,72,74,75,77,79,81,83,85, %U A108598 86,88,90,92,94,95,97,99,101,103,104,106,108,110,112,113,115,117,119,121 %N A108598 a(n) = floor(n*((5+sqrt(5))/4)). %C A108598 Beatty sequence for (5+sqrt(5))/4; complement of A022839. %H A108598 G. C. Greubel, Table of n, a(n) for n = 1..10000 %H A108598 Eric Weisstein's World of Mathematics, Beatty Sequence %H A108598 Index entries for sequences related to Beatty sequences %t A108598 With[{c=(5+Sqrt[5])/4},Floor[c Range[80]]] (* _Harvey P. Dale_, Jul 20 2022 *) %o A108598 (Magma) [Floor(n*(5+Sqrt(5))/4): n in [1..80]]; // _G. C. Greubel_, Oct 20 2023 %o A108598 (SageMath) [int(n*sqrt(5)*golden_ratio/2) for n in range(1,81)] # _G. C. Greubel_, Oct 20 2023 %Y A108598 Cf. A022839, A026262. %K A108598 nonn %O A108598 1,2 %A A108598 _Reinhard Zumkeller_, Jun 11 2005 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE