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