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