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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 5 |
| 7 | 7 |
| 8 | 9 |
| 9 | 11 |
| 10 | 14 |
| 11 | 17 |
| 12 | 21 |
| 13 | 25 |
| 14 | 30 |
| 15 | 36 |
| 16 | 42 |
| 17 | 49 |
| 18 | 57 |
| 19 | 66 |
| 20 | 76 |
| 21 | 87 |
| 22 | 99 |
| 23 | 112 |
| 24 | 127 |
| 25 | 143 |
| 26 | 160 |
| 27 | 179 |
| 28 | 200 |
| 29 | 222 |
| 30 | 246 |
| 31 | 272 |
| 32 | 300 |
| 33 | 330 |
| 34 | 362 |
| 35 | 397 |
| 36 | 434 |
| 37 | 473 |
| 38 | 515 |
| 39 | 560 |
| 40 | 608 |
| 41 | 658 |
| 42 | 712 |
| 43 | 769 |
| 44 | 829 |
| 45 | 893 |
| 46 | 960 |
| 47 | 1031 |
| 48 | 1106 |
| 49 | 1185 |
| 50 | 1268 |
| 51 | 1355 |
| 52 | 1447 |
| 53 | 1543 |
| 54 | 1644 |
| 55 | 1750 |
| 56 | 1861 |
| 57 | 1977 |
| 58 | 2098 |
| 59 | 2225 |
| 60 | 2358 |
| 61 | 2496 |
| 62 | 2640 |
| 63 | 2791 |
| 64 | 2948 |
| 65 | 3111 |
| 66 | 3281 |
| 67 | 3458 |
| 68 | 3642 |
[1,1,1,2,3,4,5,7,9,11,14,17,21,25,30,36,42,49,57, 66,76,87,99,112,127,143,160,179,200,222,246,272, 300,330,362,397,434,473,515,560,608,658,712,769, 829,893,960,1031,1106,1185,1268,1355,1447,1543, 1644,1750,1861,1977,2098,2225,2358,2496,2640,2791, 2948,3111,3281,3458,3642] |