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