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

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

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

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

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