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

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

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

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

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