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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 5 |
| 5 | 13 |
| 6 | 53 |
| 7 | 56 |
| 8 | 76 |
| 9 | 86 |
| 10 | 90 |
| 11 | 185 |
| 12 | 245 |
| 13 | 322 |
| 14 | 549 |
| 15 | 1047 |
| 16 | 1209 |
| 17 | 1647 |
| 18 | 2635 |
| 19 | 2969 |
| 20 | 3915 |
| 21 | 5257 |
| 22 | 18890 |
| 23 | 20336 |
| 24 | 21146 |
| 25 | 21249 |
| 26 | 21389 |
| 27 | 28422 |
| 28 | 30940 |
| 29 | 33309 |
| 30 | 38405 |
| 31 | 40124 |
| 32 | 40424 |
| 33 | 42821 |
| 34 | 57411 |
| 35 | 57845 |
| 36 | 64384 |
| 37 | 90577 |
| 38 | 110980 |
| 39 | 124837 |
| 40 | 124847 |
| 41 | 151819 |
| 42 | 176727 |
| 43 | 221472 |
| 44 | 224818 |
| 45 | 374756 |
| 46 | 380615 |
| 47 | 410534 |
| 48 | 542718 |
| 49 | 666397 |
| 50 | 768871 |
| 51 | 792936 |
| 52 | 792939 |
| 53 | 797670 |
| 54 | 1004869 |
| 55 | 1094200 |
[0,1,2,5,13,53,56,76,86,90,185,245,322,549,1047, 1209,1647,2635,2969,3915,5257,18890,20336,21146, 21249,21389,28422,30940,33309,38405,40124,40424, 42821,57411,57845,64384,90577,110980,124837, 124847,151819,176727,221472,224818,374756,380615, 410534,542718,666397,768871,792936,792939,797670, 1004869,1094200] |