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

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

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

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

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