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