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

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

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

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

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