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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 16 |
| 2 | 90 |
| 3 | 328 |
| 4 | 888 |
| 5 | 2016 |
| 6 | 3994 |
| 7 | 7212 |
| 8 | 12070 |
| 9 | 19112 |
| 10 | 28846 |
| 11 | 41976 |
| 12 | 59116 |
| 13 | 81132 |
| 14 | 108738 |
| 15 | 142972 |
| 16 | 184638 |
| 17 | 234952 |
| 18 | 294806 |
| 19 | 365596 |
| 20 | 448296 |
| 21 | 544492 |
| 22 | 655230 |
| 23 | 782292 |
| 24 | 926794 |
| 25 | 1090716 |
| 26 | 1275238 |
| 27 | 1482548 |
| 28 | 1713880 |
| 29 | 1971636 |
| 30 | 2257102 |
| 31 | 2572896 |
| 32 | 2920350 |
| 33 | 3302308 |
| 34 | 3720138 |
[1,16,90,328,888,2016,3994,7212,12070,19112,28846, 41976,59116,81132,108738,142972,184638,234952, 294806,365596,448296,544492,655230,782292,926794, 1090716,1275238,1482548,1713880,1971636,2257102, 2572896,2920350,3302308,3720138] |