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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 6 |
| 3 | 15 |
| 4 | 19 |
| 5 | 63 |
| 6 | 153 |
| 7 | 199 |
| 8 | 255 |
| 9 | 423 |
| 10 | 480 |
| 11 | 511 |
| 12 | 546 |
| 13 | 861 |
| 14 | 1111 |
| 15 | 1189 |
| 16 | 1400 |
| 17 | 1770 |
| 18 | 1875 |
| 19 | 1935 |
| 20 | 1995 |
| 21 | 2047 |
| 22 | 2556 |
| 23 | 3475 |
| 24 | 3619 |
| 25 | 4005 |
| 26 | 4095 |
| 27 | 4920 |
| 28 | 5151 |
| 29 | 5215 |
| 30 | 6649 |
| 31 | 8046 |
| 32 | 8191 |
| 33 | 8646 |
| 34 | 8749 |
| 35 | 9765 |
| 36 | 11175 |
| 37 | 11199 |
| 38 | 14028 |
| 39 | 14197 |
| 40 | 15391 |
| 41 | 15427 |
| 42 | 15470 |
| 43 | 16383 |
| 44 | 19494 |
| 45 | 25878 |
| 46 | 26557 |
| 47 | 26799 |
[3,6,15,19,63,153,199,255,423,480,511,546,861, 1111,1189,1400,1770,1875,1935,1995,2047,2556,3475, 3619,4005,4095,4920,5151,5215,6649,8046,8191,8646, 8749,9765,11175,11199,14028,14197,15391,15427, 15470,16383,19494,25878,26557,26799] |