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

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

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

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

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