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

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

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

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

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