The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 3 |
| 3 | 4 |
| 4 | 5 |
| 5 | 0 |
| 6 | 7 |
| 7 | 8 |
| 8 | 9 |
| 9 | 6 |
| 10 | 11 |
| 11 | 0 |
| 12 | 0 |
| 13 | 0 |
| 14 | 15 |
| 15 | 16 |
| 16 | 17 |
| 17 | 10 |
| 18 | 19 |
| 19 | 0 |
| 20 | 13 |
| 21 | 0 |
| 22 | 23 |
| 23 | 0 |
| 24 | 0 |
| 25 | 0 |
| 26 | 0 |
| 27 | 0 |
| 28 | 0 |
| 29 | 0 |
| 30 | 31 |
| 31 | 32 |
| 32 | 33 |
| 33 | 18 |
| 34 | 35 |
| 35 | 12 |
| 36 | 21 |
| 37 | 14 |
| 38 | 39 |
| 39 | 0 |
| 40 | 0 |
| 41 | 0 |
| 42 | 27 |
| 43 | 0 |
| 44 | 0 |
| 45 | 0 |
| 46 | 47 |
| 47 | 0 |
| 48 | 0 |
| 49 | 0 |
| 50 | 0 |
| 51 | 0 |
| 52 | 0 |
| 53 | 0 |
| 54 | 0 |
| 55 | 0 |
| 56 | 0 |
| 57 | 0 |
| 58 | 0 |
| 59 | 0 |
| 60 | 0 |
| 61 | 0 |
| 62 | 63 |
| 63 | 64 |
| 64 | 65 |
| 65 | 34 |
| 66 | 67 |
| 67 | 20 |
| 68 | 37 |
| 69 | 22 |
| 70 | 71 |
| 71 | 0 |
| 72 | 25 |
| 73 | 0 |
| 74 | 43 |
| 75 | 0 |
| 76 | 29 |
| 77 | 0 |
| 78 | 79 |
| 79 | 0 |
| 80 | 0 |
| 81 | 0 |
| 82 | 0 |
| 83 | 0 |
| 84 | 0 |
| 85 | 0 |
| 86 | 55 |
| 87 | 0 |
| 88 | 0 |
[1,2,3,4,5,0,7,8,9,6,11,0,0,0,15,16,17,10,19,0,13, 0,23,0,0,0,0,0,0,0,31,32,33,18,35,12,21,14,39,0,0, 0,27,0,0,0,47,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,63,64, 65,34,67,20,37,22,71,0,25,0,43,0,29,0,79,0,0,0,0, 0,0,0,55,0,0] |