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

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

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

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

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