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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 3 |
| 5 | 3 |
| 6 | 5 |
| 7 | 7 |
| 8 | 12 |
| 9 | 16 |
| 10 | 24 |
| 11 | 30 |
| 12 | 45 |
| 13 | 57 |
| 14 | 81 |
| 15 | 104 |
| 16 | 143 |
| 17 | 179 |
| 18 | 243 |
| 19 | 304 |
| 20 | 399 |
| 21 | 504 |
| 22 | 650 |
| 23 | 809 |
| 24 | 1039 |
| 25 | 1286 |
| 26 | 1622 |
| 27 | 2006 |
| 28 | 2508 |
| 29 | 3077 |
| 30 | 3822 |
| 31 | 4666 |
| 32 | 5747 |
| 33 | 6995 |
| 34 | 8552 |
| 35 | 10353 |
| 36 | 12603 |
| 37 | 15189 |
| 38 | 18371 |
| 39 | 22071 |
| 40 | 26570 |
| 41 | 31785 |
| 42 | 38104 |
| 43 | 45419 |
| 44 | 54213 |
| 45 | 64426 |
| 46 | 76596 |
| 47 | 90710 |
[0,1,0,1,3,3,5,7,12,16,24,30,45,57,81,104,143,179, 243,304,399,504,650,809,1039,1286,1622,2006,2508, 3077,3822,4666,5747,6995,8552,10353,12603,15189, 18371,22071,26570,31785,38104,45419,54213,64426, 76596,90710] |