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

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

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

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

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