%I A004919
%S A004919 0,6,13,20,27,34,41,47,54,61,68,75,82,89,95,102,109,116,
%T A004919 123,130,137,143,150,157,164,171,178,185,191,198,205,212,
%U A004919 219,226,233,239,246,253,260,267,274,281,287,294,301,308
%N A004919 Floor of n*phi^4, phi = (1+sqrt(5))/2.
%H A004919 <a href="Sindx_Be.html#Beatty">Index entries for sequences related to 
               Beatty sequences</a>
%F A004919 a(n) = 2n + floor(5 n phi).
%Y A004919 Cf. A000201, A001950, A004976.
%Y A004919 Sequence in context: A048929 A043417 A031485 this_sequence A017053 A046040 
               A056115
%Y A004919 Adjacent sequences: A004916 A004917 A004918 this_sequence A004920 A004921 
               A004922
%K A004919 nonn
%O A004919 0,2
%A A004919 N. J. A. Sloane (njas(AT)research.att.com).