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