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