(0 11 2)(1 20 17)(3 10 7)(4 19 6)(5 13 8)(9 15 12)(14 18 16)
ALLOWS (11/8)-SEQUENCE
1: (1 5 13)

(0 11 2)(1 8 5 20 17)(3 10 7)(4 19 6)(9 15 12)(13)(14 18 16)
2: (0 11 2)

(0)(1 8 5 20 17)(2)(3 10 7)(4 19 6)(9 15 12)(11)(13)(14 18 16)
3: (1 8 17)

(0)(1)(2)(3 10 7)(4 19 6)(5 20 17)(8)(9 15 12)(11)(13)(14 18 16)
4: (9 15 12)

(0)(1)(2)(3 10 7)(4 19 6)(5 20 17)(8)(9)(11)(12)(13)(14 18 16)(15)