login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A344218 as a simple table

na(n)
00
11
25
326
4126
5408
6-1704
7-51696
8-555408
9-1217664
1093550464
112424183552
1230038190336
13-114098181120
14-16707096806400
15-459530721441792
16-5231858686838784
17130925278326915072
189038174050387722240
19246578101419998380032
201534994756662100557824

[0,1,5,26,126,408,-1704,-51696,-555408,-1217664,
 93550464,2424183552,30038190336,-114098181120,
 -16707096806400,-459530721441792,
 -5231858686838784,130925278326915072,
 9038174050387722240,246578101419998380032,
 1534994756662100557824]