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

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

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

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

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