n | a(n) |
---|---|
2 | 0 |
3 | 3 |
4 | 10 |
5 | 25 |
6 | 56 |
7 | 119 |
8 | 246 |
9 | 501 |
10 | 1012 |
11 | 2035 |
12 | 4082 |
13 | 8177 |
14 | 16368 |
15 | 32751 |
16 | 65518 |
17 | 131053 |
18 | 262124 |
19 | 524267 |
20 | 1048554 |
21 | 2097129 |
22 | 4194280 |
23 | 8388583 |
24 | 16777190 |
25 | 33554405 |
26 | 67108836 |
27 | 134217699 |
28 | 268435426 |
29 | 536870881 |
30 | 1073741792 |
31 | 2147483615 |
[0,3,10,25,56,119,246,501,1012,2035,4082,8177, 16368,32751,65518,131053,262124,524267,1048554, 2097129,4194280,8388583,16777190,33554405, 67108836,134217699,268435426,536870881,1073741792, 2147483615] |