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

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

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

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

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