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