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

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

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

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

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