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