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

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

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

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

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