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

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

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

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

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