User blog comment:Moooosey/Simple psi-- a fairly simple ocf/@comment-43798125-20191026225036/@comment-43798125-20191102001810

>EDIT: Is C_n,0 in the definition of C_m+1,0 a typo of C_m or somethinglike that? If not, I am not reading it in a correct way.

Yep, I made a typo