27 solutions Hi, there are 27 solutions for n=42 terms.http://www.osaka-ue.ac.jp/zemi/nishiyama/elegant/eleq1sol27.pdf Please challenge for n=43 terms. Yutaka Nishiyamahttp://www.osaka-ue.ac.jp/zemi/nishiyama/index.html Reply
Hi, there are 27 solutions for n=42 terms.
http://www.osaka-ue.ac.jp/zemi/nishiyama/elegant/eleq1sol27.pdf
Please challenge for n=43 terms.
Yutaka Nishiyama
http://www.osaka-ue.ac.jp/zemi/nishiyama/index.html