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

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

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

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

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