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

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

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

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

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