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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 33 |
| 3 | 173 |
| 4 | 505 |
| 5 | 1113 |
| 6 | 2081 |
| 7 | 3493 |
| 8 | 5433 |
| 9 | 7985 |
| 10 | 11233 |
| 11 | 15261 |
| 12 | 20153 |
| 13 | 25993 |
| 14 | 32865 |
| 15 | 40853 |
| 16 | 50041 |
| 17 | 60513 |
| 18 | 72353 |
| 19 | 85645 |
| 20 | 100473 |
| 21 | 116921 |
| 22 | 135073 |
| 23 | 155013 |
| 24 | 176825 |
| 25 | 200593 |
| 26 | 226401 |
| 27 | 254333 |
| 28 | 284473 |
| 29 | 316905 |
| 30 | 351713 |
| 31 | 388981 |
| 32 | 428793 |
| 33 | 471233 |
| 34 | 516385 |
| 35 | 564333 |
| 36 | 615161 |
| 37 | 668953 |
[1,33,173,505,1113,2081,3493,5433,7985,11233, 15261,20153,25993,32865,40853,50041,60513,72353, 85645,100473,116921,135073,155013,176825,200593, 226401,254333,284473,316905,351713,388981,428793, 471233,516385,564333,615161,668953] |