Loop Configurations
with equivalent vertex symbols (x = ring larger than a 4-ring)
 
x·x·x·x·x·x
x·x·x·x·x·x
3·x·x·x·x·x
3
4·x·x·x·x·x
4·x·x
3·3·x·x·x·x
3·4·x·x·x·x
4·4·x·x·x·x
42·42·x·x·x·x
4·x·4·x·x·x
4·x·4·x·4·x
4·4·4
4·x·4·x·4·x
4·4·4·x·x·x
4·4·4·x·4·x
4·4·4·4·x·x