login

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

A352703 as a simple table

na(n)
01
11
2-2
36
4-21
580
6-320
71326
8-5637
924434
10-107542
11479196
12-2157045
139792702
14-44780606
15206055346
16-953305632
174431463863
18-20686696920
1996931500840
20-455722378776
212149086843549
22-10162544469252
2348176923330632
24-228913129263389
251089973058779915

[1,1,-2,6,-21,80,-320,1326,-5637,24434,-107542,
 479196,-2157045,9792702,-44780606,206055346,
 -953305632,4431463863,-20686696920,96931500840,
 -455722378776,2149086843549,-10162544469252,
 48176923330632,-228913129263389,1089973058779915]