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

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

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

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

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