Printing bar numbers with changing regular intervals

Using the set-bar-number-visibility context function, bar number intervals can be changed.

\version "2.24"

\relative c' {
  \override Score.BarNumber.break-visibility = #end-of-line-invisible
  \context Score \applyContext #(set-bar-number-visibility 4)
  \repeat unfold 10 c'1
  \context Score \applyContext #(set-bar-number-visibility 2)
  \repeat unfold 10 c
}