preceding value ....

when you follow
the linear path
placing the preceding
value in front

finds the original
value in placement
of continual return
as final term

1234
2314
3124

1.3.2..1.3.2..1.3.2..1.3.2.
2.4.3..4.1.4..2.4.3..4.1.4.

for example: a unknown b to 3