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A228078 as a simple table

na(n)
00
10
22
35
412
526
655
7114
8234
9477
10968
111958
123951
137958
1416006
1532157
1664548
17129474
18259559
19520106
201041810
212086205
224176592
238359950
2416730847
2533479406
2666987470
27134021309
28268117644
29536356682
301072909783
312146137378
324292788986
338586410013

[0,0,2,5,12,26,55,114,234,477,968,1958,3951,7958,
 16006,32157,64548,129474,259559,520106,1041810,
 2086205,4176592,8359950,16730847,33479406,
 66987470,134021309,268117644,536356682,1072909783,
 2146137378,4292788986,8586410013]