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

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

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

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

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