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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 2 |
| 4 | 7 |
| 5 | 10 |
| 6 | 16 |
| 7 | 27 |
| 8 | 32 |
| 9 | 41 |
| 10 | 53 |
| 11 | 72 |
| 12 | 76 |
| 13 | 104 |
| 14 | 104 |
| 15 | 143 |
| 16 | 137 |
| 17 | 174 |
| 18 | 203 |
| 19 | 209 |
| 20 | 241 |
| 21 | 271 |
| 22 | 280 |
| 23 | 324 |
| 24 | 360 |
| 25 | 381 |
| 26 | 391 |
| 27 | 466 |
| 28 | 497 |
| 29 | 499 |
| 30 | 545 |
| 31 | 598 |
| 32 | 646 |
| 33 | 676 |
| 34 | 737 |
| 35 | 725 |
| 36 | 818 |
| 37 | 850 |
| 38 | 930 |
| 39 | 953 |
| 40 | 948 |
| 41 | 1055 |
| 42 | 1113 |
| 43 | 1151 |
| 44 | 1221 |
| 45 | 1301 |
| 46 | 1294 |
| 47 | 1394 |
| 48 | 1425 |
| 49 | 1520 |
| 50 | 1589 |
| 51 | 1657 |
| 52 | 1694 |
| 53 | 1766 |
| 54 | 1801 |
[0,0,0,2,7,10,16,27,32,41,53,72,76,104,104,143, 137,174,203,209,241,271,280,324,360,381,391,466, 497,499,545,598,646,676,737,725,818,850,930,953, 948,1055,1113,1151,1221,1301,1294,1394,1425,1520, 1589,1657,1694,1766,1801] |