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