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

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

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

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

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