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