.sp 1i
.PS
define foo X
.ps $1
box "$1"
arrow down .25 right .25; move right .05
arrow right .25; move right .05
arrow up .25; move right .05
arc cw ->; move right .05
arc ->; move right .05
arc <-; move right .05
arc cw <-; move right .05
X
.PE
.PS
foo(24)
.PE
.PS
foo(16)
.PE
.PS
foo(10)
.PE
.PS
foo(9)
.PE
.PS
foo(8)
.PE
.PS
arrowhead = 7
foo(24)
.PE
.PS
foo(16)
.PE
.PS
foo(10)
.PE
.PS
foo(9)
.PE
.PS
foo(8)
.PE
