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A219667 as a simple table
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 10 |
| 3 | 30 |
| 4 | 111 |
| 5 | 296 |
| 6 | 711 |
| 7 | 1625 |
| 8 | 3583 |
| 9 | 7088 |
| 10 | 13377 |
| 11 | 24143 |
| 12 | 41376 |
| 13 | 68551 |
| 14 | 111068 |
| 15 | 174887 |
| 16 | 269592 |
| 17 | 410043 |
| 18 | 612350 |
| 19 | 900484 |
| 20 | 1310108 |
| 21 | 1879862 |
| 22 | 2664399 |
| 23 | 3740002 |
| 24 | 5188376 |
| 25 | 7121305 |
| 26 | 9687674 |
| 27 | 13044961 |
| 28 | 17402217 |
| 29 | 23026128 |
| 30 | 30200375 |
| 31 | 39290567 |
| 32 | 50744867 |
| 33 | 65045752 |
| 34 | 82799083 |
[1,2,10,30,111,296,711,1625,3583,7088,13377,24143, 41376,68551,111068,174887,269592,410043,612350, 900484,1310108,1879862,2664399,3740002,5188376, 7121305,9687674,13044961,17402217,23026128, 30200375,39290567,50744867,65045752,82799083] |