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| n | a(n) |
|---|---|
| 1 | 928 |
| 2 | 3284 |
| 3 | 12014 |
| 4 | 29456 |
| 5 | 97862 |
| 6 | 269844 |
| 7 | 926086 |
| 8 | 2450048 |
| 9 | 8256930 |
| 10 | 22301740 |
| 11 | 75579798 |
| 12 | 202641416 |
| 13 | 684983946 |
| 14 | 1842571444 |
| 15 | 6234175914 |
| 16 | 16748300216 |
| 17 | 56643845034 |
| 18 | 152257571812 |
| 19 | 515024932506 |
| 20 | 1384075694696 |
| 21 | 4681456782942 |
[928,3284,12014,29456,97862,269844,926086,2450048, 8256930,22301740,75579798,202641416,684983946, 1842571444,6234175914,16748300216,56643845034, 152257571812,515024932506,1384075694696, 4681456782942] |