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

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

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

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

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