(0 21 5)(1 17 2)(3 8 6)(4 15 13 11 9)(7 12 10)(14 18 16)(19 22 20)
ALLOWS (11/8)-SEQUENCE
1: (3 8 11)

(0 21 5)(1 17 2)(3 9 4 15 13 11 6)(7 12 10)(8)(14 18 16)(19 22 20)
2: (7 12 10)

(0 21 5)(1 17 2)(3 9 4 15 13 11 6)(7)(8)(10)(12)(14 18 16)(19 22 20)
3: (4 15 9)

(0 21 5)(1 17 2)(3 9 13 11 6)(4)(7)(8)(10)(12)(14 18 16)(15)(19 22 20)
4: (6 13 11)

(0 21 5)(1 17 2)(3 9 13)(4)(6)(7)(8)(10)(11)(12)(14 18 16)(15)(19 22 20)