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

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

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

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

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