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