OFFSET
1,1
COMMENTS
The numbers in this sequence seem to be in the range of [ -2,6], but they are never 3 nor 5 (tested up to 10^4). The relative density of the values {-2,-1,0,1,2,4,6} asymptotically is {8,4,4,4,1,2,1}.
CROSSREFS
KEYWORD
sign
AUTHOR
Ferenc Adorjan (fadorjan(AT)freemail.hu or ferencadorjan(AT)gmail.com), May 01 2007
STATUS
approved