%I #8 Jul 29 2017 13:03:08
%S 0,1,3,6,9,12,16,20,24,28,32,36,40,44,48,52,56,60,64,69,74,79,84,89,
%T 94,99,104,109,114,119,124,129,134,139,144,149,154,159,164,169,174,
%U 179,184,189,194,199,204,209,214,219,224,229,234,239,244,249,254,259,264,269
%N Partial sums of A084516.
%C For n>=1, (a(n-1)+1,a(n)) = (1,1),(2,3),(4,6),(7,9),(10,12),... gives the starting and ending offsets of the n-th site swap in the sequence A084511. Gives also the positions of 7s (ground states) in A084513.
%H A. Karttunen, <a href="/A084507/a084507.scm.txt">Scheme-program for computing this sequence</a>
%Y Differs from A084525 first time at the 18th term, where A084515(18) = 64, while A084525(18) = 65.
%Y Cf. also A084505.
%K nonn
%O 0,3
%A _Antti Karttunen_, Jun 02 2003