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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 2 |
| 7 | 2 |
| 8 | 3 |
| 9 | 4 |
| 10 | 6 |
| 11 | 7 |
| 12 | 10 |
| 13 | 12 |
| 14 | 16 |
| 15 | 20 |
| 16 | 25 |
| 17 | 30 |
| 18 | 38 |
| 19 | 45 |
| 20 | 55 |
| 21 | 66 |
| 22 | 79 |
| 23 | 93 |
| 24 | 111 |
| 25 | 130 |
| 26 | 153 |
| 27 | 179 |
| 28 | 209 |
| 29 | 242 |
| 30 | 282 |
| 31 | 325 |
| 32 | 375 |
| 33 | 432 |
| 34 | 496 |
| 35 | 568 |
| 36 | 651 |
| 37 | 742 |
| 38 | 846 |
| 39 | 963 |
| 40 | 1094 |
| 41 | 1240 |
| 42 | 1406 |
| 43 | 1589 |
| 44 | 1795 |
| 45 | 2026 |
| 46 | 2282 |
| 47 | 2567 |
| 48 | 2887 |
| 49 | 3240 |
| 50 | 3634 |
| 51 | 4072 |
| 52 | 4557 |
| 53 | 5094 |
| 54 | 5692 |
| 55 | 6351 |
[1,1,1,1,1,1,2,2,3,4,6,7,10,12,16,20,25,30,38,45, 55,66,79,93,111,130,153,179,209,242,282,325,375, 432,496,568,651,742,846,963,1094,1240,1406,1589, 1795,2026,2282,2567,2887,3240,3634,4072,4557,5094, 5692,6351] |