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

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

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

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

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