n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 1 |
4 | 1 |
5 | 3 |
6 | 8 |
7 | 18 |
8 | 39 |
9 | 86 |
10 | 188 |
11 | 406 |
12 | 865 |
13 | 1836 |
14 | 3874 |
15 | 8135 |
16 | 17003 |
17 | 35413 |
18 | 73516 |
19 | 152171 |
20 | 314151 |
21 | 647051 |
22 | 1329936 |
23 | 2728341 |
24 | 5587493 |
25 | 11424941 |
26 | 23327502 |
27 | 47567628 |
28 | 96879029 |
29 | 197090007 |
30 | 400546603 |
31 | 813258276 |
32 | 1649761070 |
33 | 3343936929 |
34 | 6772740076 |
35 | 13707639491 |
[0,0,0,1,1,3,8,18,39,86,188,406,865,1836,3874, 8135,17003,35413,73516,152171,314151,647051, 1329936,2728341,5587493,11424941,23327502, 47567628,96879029,197090007,400546603,813258276, 1649761070,3343936929,6772740076,13707639491] |