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