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

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

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

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

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