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

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

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

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

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