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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 3 |
| 6 | 3 |
| 7 | 7 |
| 8 | 7 |
| 9 | 14 |
| 10 | 15 |
| 11 | 27 |
| 12 | 29 |
| 13 | 49 |
| 14 | 54 |
| 15 | 86 |
| 16 | 96 |
| 17 | 146 |
| 18 | 165 |
| 19 | 242 |
| 20 | 275 |
| 21 | 392 |
| 22 | 449 |
| 23 | 623 |
| 24 | 716 |
| 25 | 973 |
| 26 | 1123 |
| 27 | 1498 |
| 28 | 1732 |
| 29 | 2274 |
| 30 | 2635 |
| 31 | 3411 |
| 32 | 3955 |
| 33 | 5059 |
| 34 | 5871 |
| 35 | 7427 |
| 36 | 8620 |
| 37 | 10801 |
| 38 | 12536 |
| 39 | 15572 |
| 40 | 18065 |
| 41 | 22267 |
| 42 | 25821 |
| 43 | 31602 |
| 44 | 36617 |
| 45 | 44533 |
| 46 | 51560 |
| 47 | 62338 |
| 48 | 72105 |
| 49 | 86716 |
[0,0,0,1,1,3,3,7,7,14,15,27,29,49,54,86,96,146, 165,242,275,392,449,623,716,973,1123,1498,1732, 2274,2635,3411,3955,5059,5871,7427,8620,10801, 12536,15572,18065,22267,25821,31602,36617,44533, 51560,62338,72105,86716] |