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

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

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

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

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