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

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

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

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

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