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