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A037026 as a simple table
| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 2 |
| 6 | 4 |
| 7 | 5 |
| 8 | 9 |
| 9 | 15 |
| 10 | 28 |
| 11 | 45 |
| 12 | 73 |
| 13 | 116 |
| 14 | 199 |
| 15 | 345 |
| 16 | 601 |
| 17 | 1021 |
| 18 | 1738 |
| 19 | 2987 |
| 20 | 5244 |
| 21 | 9321 |
| 22 | 16720 |
| 23 | 30103 |
| 24 | 54345 |
| 25 | 97996 |
| 26 | 176011 |
| 27 | 314045 |
| 28 | 556577 |
| 29 | 980852 |
| 30 | 1722451 |
| 31 | 3020214 |
| 32 | 5298570 |
| 33 | 9316456 |
| 34 | 16440262 |
| 35 | 29136489 |
| 36 | 51860214 |
| 37 | 92643425 |
| 38 | 165934156 |
[0,1,1,1,2,2,4,5,9,15,28,45,73,116,199,345,601, 1021,1738,2987,5244,9321,16720,30103,54345,97996, 176011,314045,556577,980852,1722451,3020214, 5298570,9316456,16440262,29136489,51860214, 92643425,165934156] |