三角形开始:
否|0 1 2 3 4 5 6
---------------------------------------------------------------
1 | 32
2 | 256 128
3 | 2144 256 4096
4 | 1024 512 16384 16384
5 | 85088 57088 299008 32768 524288
6 | 1172224 809344 21856256 950272 8388608 2097152
7 | 245600 865792 10231808 557056 15204352 4194304 134217728
...