(0 20 18 6 4)(1 15 2)(3 13 11 8 5)(7 10 9)(12 17 14)(16 21 19)
ALLOWS (11/8)-SEQUENCE
1: (1 7 10)
(0 20 18 6 4)(1 9 7 15 2)(3 13 11 8 5)(10)(12 17 14)(16 21 19)
2: (5 11 8)
(0 20 18 6 4)(1 9 7 15 2)(3 13 11)(5)(8)(10)(12 17 14)(16 21 19)
3: (4 18 6)
(0 20 18)(1 9 7 15 2)(3 13 11)(4)(5)(6)(8)(10)(12 17 14)(16 21 19)
4: (2 7 15)
(0 20 18)(1 9 7)(2)(3 13 11)(4)(5)(6)(8)(10)(12 17 14)(15)(16 21 19)