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

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

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

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

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