%I A002518
%S A002518 0,2,5,4,15,10,7,30,9,40,25,12,55,14,65,20,17,80,19,90,75,22,105,24,
%T A002518 115,50,27,130,29,140,35,32,155,34,165,150,37,180,39,190,45,42,205,44,
%U A002518 215,200,47,230,49,240,125,52,255,54,265,60,57,280,59,290,275,62,305
%N A002518 Earliest sequence with a(a(n))=5n.
%H A002518 T. D. Noe, <a href="b002518.txt">Table of n, a(n) for n=0..1000</a>
%H A002518 <a href="Sindx_Aa.html#aan">Index entries for sequences of the a(a(n)) 
               = 2n family</a>
%F A002518 a(5n)=5*a(n), a(5n+1)=5n+2, a(5n+2)=25n+5, a(5n+3)=5n+4, a(5n+4)=25n+15
%Y A002518 Cf. A002516, A002517, A007379.
%Y A002518 Sequence in context: A122212 A102468 A079053 this_sequence A093727 A065160 
               A019152
%Y A002518 Adjacent sequences: A002515 A002516 A002517 this_sequence A002519 A002520 
               A002521
%K A002518 nonn,nice
%O A002518 0,2
%A A002518 Colin Mallows colinm(AT)research.avayalabs.com
%E A002518 Corrected description and more terms from Henry Bottomley (se16(AT)btinternet.com), 
               Apr 27 2000