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