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