(0 20 2)(1 8 3)(4 12 6)(5 15 13 11 7)(9 18 16 14 10)(17 21 19)
ALLOWS (11/8)-SEQUENCE
1: (0 9 14)
(0 10 9 20 2)(1 8 3)(4 12 6)(5 15 13 11 7)(14 18 16)(17 21 19)
2: (5 15 13)
(0 10 9 20 2)(1 8 3)(4 12 6)(5 11 7)(13)(14 18 16)(15)(17 21 19)
3: (4 12 6)
(0 10 9 20 2)(1 8 3)(4)(5 11 7)(6)(12)(13)(14 18 16)(15)(17 21 19)
4: (5 11 7)
(0 10 9 20 2)(1 8 3)(4)(5)(6)(7)(11)(12)(13)(14 18 16)(15)(17 21 19)