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

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

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

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

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