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