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