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| n | a(n) |
|---|---|
| 1 | 193 |
| 2 | 310 |
| 3 | 774 |
| 4 | 1411 |
| 5 | 2226 |
| 6 | 5592 |
| 7 | 11370 |
| 8 | 18899 |
| 9 | 40776 |
| 10 | 88106 |
| 11 | 155906 |
| 12 | 309795 |
| 13 | 670458 |
| 14 | 1259060 |
| 15 | 2411996 |
| 16 | 5101845 |
| 17 | 9988886 |
| 18 | 18999278 |
| 19 | 39063112 |
| 20 | 78266591 |
| 21 | 150050760 |
| 22 | 301477144 |
| 23 | 608976908 |
| 24 | 1182523707 |
| 25 | 2342361446 |
| 26 | 4726202066 |
| 27 | 9284557350 |
[193,310,774,1411,2226,5592,11370,18899,40776, 88106,155906,309795,670458,1259060,2411996, 5101845,9988886,18999278,39063112,78266591, 150050760,301477144,608976908,1182523707, 2342361446,4726202066,9284557350] |