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