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

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

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

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

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