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

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

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

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

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