The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 0 |
| 11 | 10 |
| 12 | 0 |
| 13 | -10 |
| 14 | -20 |
| 15 | -30 |
| 16 | -40 |
| 17 | -50 |
| 18 | -60 |
| 19 | -70 |
| 20 | -80 |
| 21 | -90 |
| 22 | 20 |
| 23 | 10 |
| 24 | 0 |
| 25 | -10 |
| 26 | -20 |
| 27 | -30 |
| 28 | -40 |
| 29 | -50 |
| 30 | -60 |
| 31 | -70 |
| 32 | -80 |
| 33 | 30 |
| 34 | 20 |
| 35 | 10 |
| 36 | 0 |
| 37 | -10 |
| 38 | -20 |
| 39 | -30 |
| 40 | -40 |
| 41 | -50 |
| 42 | -60 |
| 43 | -70 |
| 44 | 40 |
| 45 | 30 |
| 46 | 20 |
| 47 | 10 |
| 48 | 0 |
| 49 | -10 |
| 50 | -20 |
| 51 | -30 |
| 52 | -40 |
| 53 | -50 |
| 54 | -60 |
| 55 | 50 |
| 56 | 40 |
| 57 | 30 |
| 58 | 20 |
| 59 | 10 |
| 60 | 0 |
| 61 | -10 |
| 62 | -20 |
| 63 | -30 |
| 64 | -40 |
| 65 | -50 |
| 66 | 60 |
| 67 | 50 |
| 68 | 40 |
| 69 | 30 |
| 70 | 20 |
| 71 | 10 |
| 72 | 0 |
| 73 | -10 |
| 74 | -20 |
| 75 | -30 |
| 76 | -40 |
[0,0,0,0,0,0,0,0,0,0,0,10,0,-10,-20,-30,-40,-50, -60,-70,-80,-90,20,10,0,-10,-20,-30,-40,-50,-60, -70,-80,30,20,10,0,-10,-20,-30,-40,-50,-60,-70,40, 30,20,10,0,-10,-20,-30,-40,-50,-60,50,40,30,20,10, 0,-10,-20,-30,-40,-50,60,50,40,30,20,10,0,-10,-20, -30,-40] |