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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 6 |
| 3 | 15 |
| 4 | 28 |
| 5 | 55 |
| 6 | 78 |
| 7 | 119 |
| 8 | 152 |
| 9 | 207 |
| 10 | 290 |
| 11 | 341 |
| 12 | 444 |
| 13 | 533 |
| 14 | 602 |
| 15 | 705 |
| 16 | 848 |
| 17 | 1003 |
| 18 | 1098 |
| 19 | 1273 |
| 20 | 1420 |
| 21 | 1533 |
| 22 | 1738 |
| 23 | 1909 |
| 24 | 2136 |
| 25 | 2425 |
| 26 | 2626 |
| 27 | 2781 |
| 28 | 2996 |
| 29 | 3161 |
| 30 | 3390 |
| 31 | 3937 |
| 32 | 4192 |
| 33 | 4521 |
| 34 | 4726 |
| 35 | 5215 |
| 36 | 5436 |
| 37 | 5809 |
| 38 | 6194 |
| 39 | 6513 |
| 40 | 6920 |
| 41 | 7339 |
| 42 | 7602 |
| 43 | 8213 |
| 44 | 8492 |
| 45 | 8865 |
| 46 | 9154 |
| 47 | 9917 |
[2,6,15,28,55,78,119,152,207,290,341,444,533,602, 705,848,1003,1098,1273,1420,1533,1738,1909,2136, 2425,2626,2781,2996,3161,3390,3937,4192,4521,4726, 5215,5436,5809,6194,6513,6920,7339,7602,8213,8492, 8865,9154,9917] |