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

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

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

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

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