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

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

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

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

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