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

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

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

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

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