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

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

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

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

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