another list Table of 27 solutions is here.http://www.osaka-ue.ac.jp/zemi/nishiyama/elegant/eleq1sol27b.pdf 21 numbers in yellow appear at every solutions. Yutaka Nishiyama Reply
Table of 27 solutions is here.
http://www.osaka-ue.ac.jp/zemi/nishiyama/elegant/eleq1sol27b.pdf
21 numbers in yellow appear at every solutions.
Yutaka Nishiyama