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