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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 1 |
| 7 | 1 |
| 8 | 2 |
| 9 | 3 |
| 10 | 4 |
| 11 | 5 |
| 12 | 8 |
| 13 | 9 |
| 14 | 12 |
| 15 | 16 |
| 16 | 20 |
| 17 | 24 |
| 18 | 32 |
| 19 | 38 |
| 20 | 48 |
| 21 | 59 |
| 22 | 72 |
| 23 | 87 |
| 24 | 109 |
| 25 | 129 |
| 26 | 157 |
| 27 | 190 |
| 28 | 229 |
| 29 | 272 |
| 30 | 330 |
| 31 | 390 |
| 32 | 467 |
| 33 | 555 |
| 34 | 659 |
| 35 | 778 |
| 36 | 926 |
| 37 | 1086 |
| 38 | 1283 |
| 39 | 1509 |
| 40 | 1774 |
| 41 | 2074 |
| 42 | 2437 |
| 43 | 2841 |
| 44 | 3322 |
| 45 | 3871 |
| 46 | 4509 |
| 47 | 5236 |
| 48 | 6094 |
| 49 | 7055 |
| 50 | 8181 |
| 51 | 9464 |
| 52 | 10944 |
| 53 | 12624 |
| 54 | 14577 |
| 55 | 16778 |
| 56 | 19322 |
| 57 | 22209 |
[0,0,0,0,0,0,1,1,2,3,4,5,8,9,12,16,20,24,32,38,48, 59,72,87,109,129,157,190,229,272,330,390,467,555, 659,778,926,1086,1283,1509,1774,2074,2437,2841, 3322,3871,4509,5236,6094,7055,8181,9464,10944, 12624,14577,16778,19322,22209] |