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

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

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

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

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