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