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