n | a(n) |
---|---|
0 | 0 |
1 | 4 |
2 | 9 |
3 | 59 |
4 | 559 |
5 | 3059 |
6 | 12434 |
7 | 59309 |
8 | 371809 |
9 | 371809 |
10 | 8184309 |
11 | 27715559 |
12 | 76543684 |
13 | 320684309 |
14 | 1541387434 |
15 | 25955449934 |
16 | 86990606184 |
17 | 392166387434 |
18 | 2680984746809 |
19 | 14125076543684 |
20 | 52272049199934 |
21 | 338374344121809 |
22 | 2245722976934309 |
23 | 7014094558965559 |
24 | 42776881424199934 |
[0,4,9,59,559,3059,12434,59309,371809,371809, 8184309,27715559,76543684,320684309,1541387434, 25955449934,86990606184,392166387434, 2680984746809,14125076543684,52272049199934, 338374344121809,2245722976934309,7014094558965559, 42776881424199934] |