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

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

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

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

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