| h×4×上×8+1上 |
| (h×8)h |
| 1上 |
| 4×上×8×1三+1上 |
| (4×1三)h |
| 1上 |
| 上×8×1三×1h+1上 |
| (上×1h)h |
| 1上 |
| 8×1三×1h×14+1上 |
| (8×14)h |
| 1上 |
| h三三上×h三三8×h三1三×h三1h+1上 |
| hn(hn+h)(hn+4)(hn+上)+1上 |
| 2007×2008×2010×2012+17 |
| (2007×2012)2 |
| 17 |
| 2n(2n+2)(2n+4)(2n+7)+17 |
| 2007×2008×2010×2012+17 |
| (2007×2012)2 |
| 17 |
| 2n(2n+2)(2n+4)(2n+7)+17 |