Fine-tuning manual beaming
By setting the #'beaming property, it is possible to override beaming rules. You may preferably want to use \once …
…240 \relative c'' { c32[ c \once \override Stem.beaming = #(cons (list 1 2) (list 0 2 4)) c \once \override Stem.beaming = #(cons (list 0 2 4) (list 0 …