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%I #21 Jun 03 2018 10:55:29
%S 1,1,1,1,-1,-1,2,1,-2,1,1,-1,-1,2,1,-2,2,-2,2,-1,1,-1,-1,2,-2,3,-1,-1,
%T 1,-1,2,-2,1,1,-2,1,1,-2,1,1,-2,2,-2,2,-1,1,-1,1,-1,1,-1,2,-3,2,1,-3,
%U 2,1,-3,2,1,-2,1,-1,1,-1,1,-1,2,-2,1,1,-2,2,-3,3,-1,1,-2,1,1,-1,1,-1,-1,2,-1,1,-1,1,-1,1
%N First differences of A303597.
%C Created as part of a study to try to show that A252867 is a permutation, and, more specifically, to understand terms 6171 - 7025 of A252867 (see the graph of that sequence).
%H N. J. A. Sloane, <a href="/A303598/b303598.txt">Table of n, a(n) for n = 0..49999</a>
%Y Cf. A252867, A303596, A303597, A303599, A305368.
%K sign
%O 0,7
%A _N. J. A. Sloane_, May 31 2018
%E Signs corrected by _N. J. A. Sloane_, Jun 03 2018