n | a(n) |
---|---|
1 | 7 |
2 | 29 |
3 | 57 |
4 | 227 |
5 | 455 |
6 | 1821 |
7 | 3641 |
8 | 14563 |
9 | 29127 |
10 | 116509 |
11 | 233017 |
12 | 932067 |
13 | 1864135 |
14 | 7456541 |
15 | 14913081 |
16 | 59652323 |
17 | 119304647 |
18 | 477218589 |
19 | 954437177 |
20 | 3817748707 |
21 | 7635497415 |
22 | 30541989661 |
23 | 61083979321 |
24 | 244335917283 |
25 | 488671834567 |
26 | 1954687338269 |
[7,29,57,227,455,1821,3641,14563,29127,116509, 233017,932067,1864135,7456541,14913081,59652323, 119304647,477218589,954437177,3817748707, 7635497415,30541989661,61083979321,244335917283, 488671834567,1954687338269] |