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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 2 |
| 3 | 19 |
| 4 | 67 |
| 5 | 185 |
| 6 | 373 |
| 7 | 742 |
| 8 | 1249 |
| 9 | 2053 |
| 10 | 3111 |
| 11 | 4672 |
| 12 | 6467 |
| 13 | 9113 |
| 14 | 12164 |
| 15 | 16124 |
| 16 | 20862 |
| 17 | 26801 |
| 18 | 33376 |
| 19 | 41889 |
| 20 | 51089 |
| 21 | 62342 |
| 22 | 75007 |
| 23 | 89949 |
| 24 | 106152 |
| 25 | 125610 |
| 26 | 146699 |
| 27 | 170757 |
| 28 | 197305 |
| 29 | 227912 |
| 30 | 259643 |
| 31 | 297469 |
| 32 | 336895 |
| 33 | 381304 |
| 34 | 429869 |
| 35 | 483295 |
| 36 | 539575 |
| 37 | 603725 |
| 38 | 670931 |
| 39 | 745068 |
| 40 | 823421 |
| 41 | 910928 |
[0,2,19,67,185,373,742,1249,2053,3111,4672,6467, 9113,12164,16124,20862,26801,33376,41889,51089, 62342,75007,89949,106152,125610,146699,170757, 197305,227912,259643,297469,336895,381304,429869, 483295,539575,603725,670931,745068,823421,910928] |