login

A007270 as a simple table

na(n)
01
10
20
30
40
50
6-3
70
80
90
10-18
11-18
1242
130
14-135
15-270
16477
17648
18-1980
19-2988
204140
2114052
22-21690
23-52920
2455020
25201852
26-162774
27-914538
28555750
293229524
30-1188327
31-13301370
321402686
3352334268
3495751
35-195398208
36761838084
37359664885
38-2910516786
39-1946958399
4010681132140
4110207745148
42-40522674258

[1,0,0,0,0,0,-3,0,0,0,-18,-18,42,0,-135,-270,477,
 648,-1980,-2988,4140,14052,-21690,-52920,55020,
 201852,-162774,-914538,555750,3229524,-1188327,
 -13301370,1402686,52334268,95751,-195398208,
 761838084,359664885,-2910516786,-1946958399,
 10681132140,10207745148,-40522674258]