[2,1212222,22,12222,21212222,1212122122212222,222, 1221212122122212222,212222,12122122212222, 221212222,122212222,21212122122212222, 12121212222212222,2222,122122212222, 21221212122122212222,12122212122122212222,2212222, 1222222,212122122212222]