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A223044 as a simple table

na(n)
13
26
318
445
5141
6386
71191
83402
910446
1030294
1192577
12270999
13825300
142429282
157379169
1621802419
1766100641
18195819283
19592809345
201759625625
215320769349
2215817342094
2347783816163
24142217596131
25429306813420
261278945212410

[3,6,18,45,141,386,1191,3402,10446,30294,92577,
 270999,825300,2429282,7379169,21802419,66100641,
 195819283,592809345,1759625625,5320769349,
 15817342094,47783816163,142217596131,429306813420,
 1278945212410]