n | a(n) |
---|---|
1 | 21 |
2 | 77 |
3 | 221 |
4 | 437 |
5 | 1517 |
6 | 2021 |
7 | 4757 |
8 | 6557 |
9 | 9797 |
10 | 11021 |
11 | 12317 |
12 | 16637 |
13 | 27221 |
14 | 38021 |
15 | 50621 |
16 | 53357 |
17 | 77837 |
18 | 95477 |
19 | 99221 |
20 | 123197 |
21 | 145157 |
22 | 159197 |
23 | 194477 |
24 | 210677 |
25 | 216221 |
26 | 239117 |
27 | 250997 |
28 | 378221 |
29 | 416021 |
30 | 455621 |
31 | 549077 |
32 | 576077 |
33 | 594437 |
34 | 680621 |
[21,77,221,437,1517,2021,4757,6557,9797,11021, 12317,16637,27221,38021,50621,53357,77837,95477, 99221,123197,145157,159197,194477,210677,216221, 239117,250997,378221,416021,455621,549077,576077, 594437,680621] |