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