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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 15 |
| 3 | 19 |
| 4 | 30 |
| 5 | 34 |
| 6 | 45 |
| 7 | 56 |
| 8 | 60 |
| 9 | 71 |
| 10 | 75 |
| 11 | 86 |
| 12 | 90 |
| 13 | 101 |
| 14 | 112 |
| 15 | 116 |
| 16 | 127 |
| 17 | 131 |
| 18 | 142 |
| 19 | 157 |
| 20 | 168 |
| 21 | 172 |
| 22 | 183 |
| 23 | 187 |
| 24 | 198 |
| 25 | 209 |
| 26 | 213 |
| 27 | 224 |
| 28 | 228 |
| 29 | 239 |
| 30 | 243 |
| 31 | 254 |
| 32 | 265 |
| 33 | 269 |
| 34 | 280 |
| 35 | 284 |
| 36 | 295 |
| 37 | 310 |
| 38 | 321 |
| 39 | 325 |
| 40 | 336 |
| 41 | 340 |
| 42 | 351 |
| 43 | 366 |
| 44 | 377 |
| 45 | 381 |
| 46 | 392 |
| 47 | 396 |
| 48 | 407 |
| 49 | 418 |
| 50 | 422 |
| 51 | 433 |
| 52 | 437 |
| 53 | 448 |
| 54 | 452 |
| 55 | 463 |
| 56 | 474 |
| 57 | 478 |
| 58 | 489 |
| 59 | 493 |
| 60 | 504 |
| 61 | 519 |
| 62 | 530 |
| 63 | 534 |
| 64 | 545 |
| 65 | 549 |
| 66 | 560 |
| 67 | 575 |
| 68 | 586 |
| 69 | 590 |
[4,15,19,30,34,45,56,60,71,75,86,90,101,112,116, 127,131,142,157,168,172,183,187,198,209,213,224, 228,239,243,254,265,269,280,284,295,310,321,325, 336,340,351,366,377,381,392,396,407,418,422,433, 437,448,452,463,474,478,489,493,504,519,530,534, 545,549,560,575,586,590] |