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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 15 |
| 3 | 16 |
| 4 | 21 |
| 5 | 25 |
| 6 | 27 |
| 7 | 30 |
| 8 | 33 |
| 9 | 35 |
| 10 | 36 |
| 11 | 39 |
| 12 | 42 |
| 13 | 49 |
| 14 | 50 |
| 15 | 51 |
| 16 | 54 |
| 17 | 55 |
| 18 | 57 |
| 19 | 64 |
| 20 | 65 |
| 21 | 66 |
| 22 | 69 |
| 23 | 70 |
| 24 | 75 |
| 25 | 77 |
| 26 | 78 |
| 27 | 81 |
| 28 | 85 |
| 29 | 87 |
| 30 | 91 |
| 31 | 93 |
| 32 | 95 |
| 33 | 98 |
| 34 | 100 |
| 35 | 102 |
| 36 | 105 |
| 37 | 110 |
| 38 | 111 |
| 39 | 114 |
| 40 | 115 |
| 41 | 119 |
| 42 | 120 |
| 43 | 121 |
| 44 | 123 |
| 45 | 125 |
| 46 | 129 |
| 47 | 130 |
| 48 | 133 |
| 49 | 135 |
| 50 | 138 |
| 51 | 140 |
| 52 | 141 |
| 53 | 143 |
| 54 | 144 |
| 55 | 145 |
| 56 | 147 |
| 57 | 150 |
| 58 | 154 |
| 59 | 155 |
| 60 | 159 |
| 61 | 161 |
[4,15,16,21,25,27,30,33,35,36,39,42,49,50,51,54, 55,57,64,65,66,69,70,75,77,78,81,85,87,91,93,95, 98,100,102,105,110,111,114,115,119,120,121,123, 125,129,130,133,135,138,140,141,143,144,145,147, 150,154,155,159,161] |