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