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