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