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

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

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

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

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