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

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

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

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

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