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