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