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

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

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

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

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