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