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

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

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

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

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