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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 9 |
| 4 | 20 |
| 5 | 38 |
| 6 | 64 |
| 7 | 100 |
| 8 | 148 |
| 9 | 209 |
| 10 | 284 |
| 11 | 374 |
| 12 | 480 |
| 13 | 603 |
| 14 | 745 |
| 15 | 908 |
| 16 | 1093 |
| 17 | 1301 |
| 18 | 1533 |
| 19 | 1790 |
| 20 | 2074 |
| 21 | 2386 |
| 22 | 2727 |
| 23 | 3098 |
| 24 | 3500 |
| 25 | 3934 |
| 26 | 4401 |
| 27 | 4902 |
| 28 | 5438 |
| 29 | 6011 |
| 30 | 6623 |
| 31 | 7275 |
| 32 | 7968 |
| 33 | 8703 |
| 34 | 9481 |
| 35 | 10303 |
| 36 | 11170 |
| 37 | 12083 |
| 38 | 13043 |
| 39 | 14052 |
| 40 | 15111 |
| 41 | 16221 |
| 42 | 17383 |
| 43 | 18598 |
| 44 | 19867 |
| 45 | 21191 |
| 46 | 22571 |
| 47 | 24008 |
| 48 | 25503 |
| 49 | 27057 |
| 50 | 28671 |
| 51 | 30347 |
| 52 | 32086 |
| 53 | 33890 |
| 54 | 35760 |
| 55 | 37697 |
| 56 | 39702 |
| 57 | 41776 |
| 58 | 43920 |
[1,3,9,20,38,64,100,148,209,284,374,480,603,745, 908,1093,1301,1533,1790,2074,2386,2727,3098,3500, 3934,4401,4902,5438,6011,6623,7275,7968,8703,9481, 10303,11170,12083,13043,14052,15111,16221,17383, 18598,19867,21191,22571,24008,25503,27057,28671, 30347,32086,33890,35760,37697,39702,41776,43920] |