每个0紧挨着0 4,每个1紧挨着1 1,每个2紧挨着2 3,每个3紧挨着3 0,每个4紧挨着4 2
表格开始
..1.....2.......3..........4.............6...............9.................13
..2.....5......11.........34...........101.............299................890
..3....11......76........408..........2026...........10582..............55882
..4....34.....408.......3466.........33407..........338295............3302634
..6...101....2026......33407........645970........11800402..........211057159
..9...299...10582.....338295......11800402.......387792259........12999535244
.13...890...55882....3302634.....211057159.....12999535244.......814152081238
.19..2643..292564...32228538....3846342121....440670363348.....50916124396857
.28..7855.1530151..317069301...70050139103..14820242617606...3169573665892646
.41.23340.8011519.3110367731.1273134867769.498301224553681.197847302932994974