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

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

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

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

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