二項係数表
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1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
1 | 1 | |||||||||
2 | 2 | 1 | ||||||||
3 | 3 | 3 | 1 | |||||||
4 | 4 | 6 | 4 | 1 | ||||||
5 | 5 | 10 | 10 | 5 | 1 | |||||
6 | 6 | 15 | 20 | 15 | 6 | 1 | ||||
7 | 7 | 21 | 35 | 35 | 21 | 7 | 1 | |||
8 | 8 | 28 | 56 | 70 | 56 | 28 | 8 | 1 | ||
9 | 9 | 36 | 84 | 126 | 126 | 84 | 36 | 9 | 1 | |
10 | 10 | 45 | 120 | 210 | 252 | 210 | 120 | 45 | 10 | 1 |
11 | 10 | 55 | 165 | 330 | 462 | 462 | 330 | 165 | 55 | 11 |
12 | 12 | 66 | 220 | 495 | 792 | 924 | 792 | 495 | 220 | 66 |
13 | 13 | 78 | 286 | 715 | 1287 | 1716 | 1716 | 1287 | 715 | 286 |
14 | 14 | 91 | 364 | 1001 | 2002 | 3003 | 3432 | 3003 | 2002 | 1001 |
15 | 15 | 105 | 455 | 1365 | 3003 | 5005 | 6435 | 6435 | 5005 | 3003 |
16 | 16 | 120 | 560 | 1820 | 4368 | 8008 | 11440 | 12870 | 11440 | 8008 |
17 | 17 | 136 | 680 | 2380 | 6188 | 12376 | 19448 | 24310 | 24310 | 19448 |
18 | 18 | 153 | 816 | 3060 | 8568 | 18564 | 31824 | 43758 | 48620 | 43758 |
19 | 19 | 171 | 969 | 3876 | 11628 | 27132 | 50388 | 75582 | 92378 | 92378 |
20 | 20 | 190 | 1140 | 4845 | 15504 | 38760 | 77520 | 125970 | 167960 | 184756 |