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Difference A243491(n) - A127301(n).
6

%I #19 Aug 16 2018 13:28:31

%S 0,0,0,0,0,0,1,-1,0,0,0,2,-2,0,7,4,0,-7,-4,7,0,-7,0,0,0,4,-4,0,14,8,0,

%T -14,-8,14,0,-14,0,29,19,25,16,14,10,5,-10,-29,-19,-5,-16,-25,-14,47,

%U 26,17,0,0,0,-17,-47,-26,37,12,-12,-37,0,0,0,8,-8,0,28,16,0,-28,-16,28,0,-28,0

%N Difference A243491(n) - A127301(n).

%C A243490 gives the positions of zeros, which are also the fixed points of A069787. They correspond to the dots shown on the y=0 line of the arcsinh-version of scatter plot.

%H Antti Karttunen, <a href="/A243492/b243492.txt">Table of n, a(n) for n = 0..6917</a>

%H A. Karttunen, <a href="https://oeis.org/wiki/User:Antti_Karttunen/Speculations/On_the_fixed_points_of_A071661">On the fixed points of A071661</a> (Notes in OEIS Wiki)

%F a(n) = A243491(n) - A127301(n) = A127301(A069787(n)) - A127301(n).

%o (Scheme) (define (A243492 n) (- (A243491 n) (A127301 n)))

%Y Cf. A069787, A243490, A057505, A079438, A123050, A080070, A153239, A153240, A153241, A154477.

%K sign,look

%O 0,12

%A _Antti Karttunen_, Jun 07 2014