login

A220283 as a simple table

na(n)
12
24
331
496
5424
61422
75504
819606
973294
10266630
11985354
123607564
1313279027
1448721400
15179090319
16657572014
172415928734
188872778822
1932593085529
20119711114434
21439717298204
221615076013180
235932289053689
2421789374848574

[2,4,31,96,424,1422,5504,19606,73294,266630,
 985354,3607564,13279027,48721400,179090319,
 657572014,2415928734,8872778822,32593085529,
 119711114434,439717298204,1615076013180,
 5932289053689,21789374848574]