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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 4 |
| 4 | 9 |
| 5 | 14 |
| 6 | 19 |
| 7 | 24 |
| 8 | 39 |
| 9 | 63 |
| 10 | 87 |
| 11 | 111 |
| 12 | 155 |
| 13 | 235 |
| 14 | 329 |
| 15 | 423 |
| 16 | 552 |
| 17 | 771 |
| 18 | 1091 |
| 19 | 1430 |
| 20 | 1825 |
| 21 | 2400 |
| 22 | 3295 |
| 23 | 4392 |
| 24 | 5597 |
| 25 | 7117 |
| 26 | 9367 |
| 27 | 12476 |
| 28 | 16077 |
| 29 | 20182 |
| 30 | 25677 |
| 31 | 33472 |
| 32 | 43406 |
| 33 | 54578 |
| 34 | 68109 |
| 35 | 86475 |
| 36 | 111316 |
| 37 | 140965 |
| 38 | 174836 |
| 39 | 217520 |
| 40 | 275130 |
| 41 | 348555 |
| 42 | 433578 |
| 43 | 533640 |
| 44 | 662620 |
| 45 | 831747 |
[1,1,1,4,9,14,19,24,39,63,87,111,155,235,329,423, 552,771,1091,1430,1825,2400,3295,4392,5597,7117, 9367,12476,16077,20182,25677,33472,43406,54578, 68109,86475,111316,140965,174836,217520,275130, 348555,433578,533640,662620,831747] |