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