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