A129680 - OEIS

%I #13 Sep 24 2020 03:32:57

%S 2,-1,2,0,1,-4,2,-1,1,2,0,-4,2,-1,2,0,1,2,0,-6,2,-1,1,-2,2,-1,2,0,1,

%T -4,2,-1,1,2,0,-4,2,-1,1,-2,2,-1,2,0,1,2,0,-6,2,-1,2,0,1,-4,2,-1,1,2,

%U 0,-4,2,-1,2,0,1,2,0,-6,2,-1,1,-2,2,-1,2,0,1,2,0,-6,2,-1,2,0,1,-4,2,-1,1,2,0,-4,2,-1,1,-2,2,-1,2

%N Distance sequence of A129676: A129676(n)-n.

%C The numbers in this sequence seem to be in range [-6,2], but they are never -3 nor -5 (tested up to 10^4). The relative density of the values {-6,-4,-2,-1,0,1,2} asymptotically is {1,2,1,4,4,4,8}.

%H Michael De Vlieger, <a href="/A129680/b129680.txt">Table of n, a(n) for n = 1..10000</a>

%H Jean-François Fortin, Wen-Jie Ma, Witold Skiba, <a href="https://arxiv.org/abs/2006.13964">Seven-Point Conformal Blocks in the Extended Snowflake Channel and Beyond</a>, arXiv:2006.13964 [hep-th], 2020.

%Y Distance of A129676, Cf. A129678, A129679, A129681 and A000069.

%K sign

%O 1,1

%A Ferenc Adorjan (fadorjan(AT)freemail.hu or ferencadorjan(AT)gmail.com), May 01 2007