秘伝、片手で31まで数えちゃう
| 0 | 1 |
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| 2 | 3 |
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| 4 | 5 |
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| 6 | 7 |
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| 8 | 9 |
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| 10 | 11 |
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| 12 | 13 |
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| 14 | 15 |
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| 16 | 17 |
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| 18 | 19 |
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| 20 | 21 |
| 22 | 23 |
| 24 | 25 |
| 26 | 27 |
| 28 | 29 |
| 30 | 31 |
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| 0 | 1 |
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|
| 2 | 3 |
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|
| 4 | 5 |
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| |
| 6 | 7 |
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| 8 | 9 |
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| 10 | 11 |
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| 12 | 13 |
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| 14 | 15 |
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| 16 | 17 |
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| 18 | 19 |
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| 20 | 21 |
| 22 | 23 |
| 24 | 25 |
| 26 | 27 |
| 28 | 29 |
| 30 | 31 |
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