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