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

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

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

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

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