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| n | a(n) |
|---|---|
| 1 | 52488 |
| 2 | 15336 |
| 3 | -20088 |
| 4 | 219375 |
| 5 | -293625 |
| 6 | -474552 |
| 7 | 1367631 |
| 8 | -297 |
| 9 | 100872 |
| 10 | -105624 |
| 11 | 6021000 |
| 12 | -6615000 |
| 13 | 40608000 |
| 14 | -45360000 |
| 15 | -423360000 |
| 16 | 69641775 |
| 17 | -72560097 |
| 18 | 110160000 |
| 19 | -114912000 |
| 20 | -1216512 |
| 21 | 1418946687 |
| 22 | -1507379625 |
| 23 | 1450230912 |
| 24 | -1533752064 |
| 25 | 2143550952 |
| 26 | 4566375 |
[52488,15336,-20088,219375,-293625,-474552, 1367631,-297,100872,-105624,6021000,-6615000, 40608000,-45360000,-423360000,69641775,-72560097, 110160000,-114912000,-1216512,1418946687, -1507379625,1450230912,-1533752064,2143550952, 4566375] |