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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 0 |
| 3 | 0 |
| 4 | 2 |
| 5 | 3 |
| 6 | -2 |
| 7 | -3 |
| 8 | 6 |
| 9 | 9 |
| 10 | -11 |
| 11 | -16 |
| 12 | 23 |
| 13 | 34 |
| 14 | -47 |
| 15 | -69 |
| 16 | 95 |
| 17 | 140 |
| 18 | -195 |
| 19 | -287 |
| 20 | 396 |
| 21 | 583 |
| 22 | -809 |
| 23 | -1191 |
| 24 | 1648 |
| 25 | 2426 |
| 26 | -3361 |
| 27 | -4948 |
| 28 | 6852 |
| 29 | 10087 |
| 30 | -13970 |
| 31 | -20566 |
| 32 | 28483 |
| 33 | 41931 |
| 34 | -58071 |
| 35 | -85489 |
| 36 | 118398 |
| 37 | 174299 |
| 38 | -241392 |
| 39 | -355364 |
| 40 | 492158 |
| 41 | 724528 |
| 42 | -1003425 |
| 43 | -1477187 |
[1,0,0,2,3,-2,-3,6,9,-11,-16,23,34,-47,-69,95,140, -195,-287,396,583,-809,-1191,1648,2426,-3361, -4948,6852,10087,-13970,-20566,28483,41931,-58071, -85489,118398,174299,-241392,-355364,492158, 724528,-1003425,-1477187] |