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

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

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

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

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