n | a(n) |
---|---|
1 | 1 |
2 | 7 |
3 | 28 |
4 | 63 |
5 | 186 |
6 | 508 |
7 | 1016 |
8 | 2047 |
9 | 6643 |
10 | 12282 |
11 | 24564 |
12 | 65532 |
13 | 114674 |
14 | 262136 |
15 | 786408 |
16 | 1048575 |
17 | 2359278 |
18 | 6815731 |
19 | 10485740 |
20 | 25165818 |
21 | 67108832 |
22 | 100663284 |
23 | 201326568 |
24 | 536870908 |
25 | 1040187361 |
26 | 1879048178 |
27 | 5368709080 |
28 | 8589934584 |
[1,7,28,63,186,508,1016,2047,6643,12282,24564, 65532,114674,262136,786408,1048575,2359278, 6815731,10485740,25165818,67108832,100663284, 201326568,536870908,1040187361,1879048178, 5368709080,8589934584] |