The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 104329 |
| 2 | 56205009 |
| 3 | 3319833924 |
| 4 | 68869504900 |
| 5 | 771665618025 |
| 6 | 5755695204609 |
| 7 | 32148582480784 |
| 8 | 144648440352144 |
| 9 | 550265331330225 |
| 10 | 1830621686635225 |
| 11 | 5457952678249764 |
| 12 | 14853496612506084 |
| 13 | 37420748658691489 |
| 14 | 88243404864147225 |
| 15 | 196505988636801600 |
| 16 | 416206765369428544 |
| 17 | 843426135281228409 |
| 18 | 1643334148974958209 |
| 19 | 3091319880732100900 |
| 20 | 5634162244739340900 |
[104329,56205009,3319833924,68869504900, 771665618025,5755695204609,32148582480784, 144648440352144,550265331330225,1830621686635225, 5457952678249764,14853496612506084, 37420748658691489,88243404864147225, 196505988636801600,416206765369428544, 843426135281228409,1643334148974958209, 3091319880732100900,5634162244739340900] |