OFFSET
1,1
COMMENTS
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}.
LINKS
Michael De Vlieger, Table of n, a(n) for n = 1..10000
Jean-François Fortin, Wen-Jie Ma, Witold Skiba, Seven-Point Conformal Blocks in the Extended Snowflake Channel and Beyond, arXiv:2006.13964 [hep-th], 2020.
CROSSREFS
KEYWORD
sign
AUTHOR
Ferenc Adorjan (fadorjan(AT)freemail.hu or ferencadorjan(AT)gmail.com), May 01 2007
STATUS
approved