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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 6 |
| 4 | 10 |
| 5 | 15 |
| 6 | 16 |
| 7 | 21 |
| 8 | 25 |
| 9 | 30 |
| 10 | 31 |
| 11 | 36 |
| 12 | 40 |
| 13 | 45 |
| 14 | 46 |
| 15 | 51 |
| 16 | 55 |
| 17 | 60 |
| 18 | 61 |
| 19 | 66 |
| 20 | 70 |
| 21 | 75 |
| 22 | 76 |
| 23 | 81 |
| 24 | 85 |
| 25 | 90 |
| 26 | 91 |
| 27 | 96 |
| 28 | 100 |
| 29 | 105 |
| 30 | 106 |
| 31 | 111 |
| 32 | 115 |
| 33 | 120 |
| 34 | 121 |
| 35 | 126 |
| 36 | 130 |
| 37 | 135 |
| 38 | 136 |
| 39 | 141 |
| 40 | 145 |
| 41 | 150 |
| 42 | 151 |
| 43 | 156 |
| 44 | 160 |
| 45 | 165 |
| 46 | 166 |
| 47 | 171 |
| 48 | 175 |
| 49 | 180 |
| 50 | 181 |
| 51 | 186 |
| 52 | 190 |
| 53 | 195 |
| 54 | 196 |
| 55 | 201 |
| 56 | 205 |
| 57 | 210 |
| 58 | 211 |
| 59 | 216 |
| 60 | 220 |
| 61 | 225 |
[0,1,6,10,15,16,21,25,30,31,36,40,45,46,51,55,60, 61,66,70,75,76,81,85,90,91,96,100,105,106,111,115, 120,121,126,130,135,136,141,145,150,151,156,160, 165,166,171,175,180,181,186,190,195,196,201,205, 210,211,216,220,225] |