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

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

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

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

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