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

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

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

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

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