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