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

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

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

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

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