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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 6 |
| 4 | 2 |
| 5 | 10 |
| 6 | 15 |
| 7 | 21 |
| 8 | 28 |
| 9 | 36 |
| 10 | 45 |
| 11 | 55 |
| 12 | 5 |
| 13 | 66 |
| 14 | 78 |
| 15 | 91 |
| 16 | 9 |
| 17 | 105 |
| 18 | 4 |
| 19 | 120 |
| 20 | 136 |
| 21 | 153 |
| 22 | 14 |
| 23 | 171 |
| 24 | 190 |
| 25 | 210 |
| 26 | 231 |
| 27 | 253 |
| 28 | 276 |
| 29 | 300 |
| 30 | 325 |
| 31 | 351 |
| 32 | 378 |
| 33 | 406 |
| 34 | 435 |
| 35 | 465 |
| 36 | 496 |
| 37 | 528 |
| 38 | 561 |
| 39 | 595 |
| 40 | 630 |
| 41 | 666 |
| 42 | 703 |
| 43 | 741 |
| 44 | 780 |
| 45 | 820 |
| 46 | 861 |
| 47 | 903 |
| 48 | 20 |
| 49 | 946 |
| 50 | 990 |
| 51 | 1035 |
| 52 | 27 |
| 53 | 1081 |
| 54 | 1128 |
| 55 | 1176 |
| 56 | 1225 |
| 57 | 1275 |
| 58 | 1326 |
| 59 | 1378 |
| 60 | 35 |
| 61 | 1431 |
| 62 | 1485 |
| 63 | 1540 |
| 64 | 44 |
| 65 | 1596 |
| 66 | 54 |
| 67 | 1653 |
| 68 | 1711 |
| 69 | 1770 |
| 70 | 65 |
| 71 | 1830 |
| 72 | 8 |
[1,3,6,2,10,15,21,28,36,45,55,5,66,78,91,9,105,4, 120,136,153,14,171,190,210,231,253,276,300,325, 351,378,406,435,465,496,528,561,595,630,666,703, 741,780,820,861,903,20,946,990,1035,27,1081,1128, 1176,1225,1275,1326,1378,35,1431,1485,1540,44, 1596,54,1653,1711,1770,65,1830,8] |