(0 18 12 10 7)(1 21 4)(2 9 3)(5 8 6)(11 15 13)(14 19 16)(17 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 2 9)

(0 3 2 18 12 10 7)(1 21 4)(5 8 6)(9)(11 15 13)(14 19 16)(17 22 20)
2: (1 21 4)

(0 3 2 18 12 10 7)(1)(4)(5 8 6)(9)(11 15 13)(14 19 16)(17 22 20)(21)
3: (2 18 7)

(0 3 2)(1)(4)(5 8 6)(7 12 10)(9)(11 15 13)(14 19 16)(17 22 20)(18)(21)
4: (17 22 20)

(0 3 2)(1)(4)(5 8 6)(7 12 10)(9)(11 15 13)(14 19 16)(17)(18)(20)(21)(22)