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