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A054392 as a simple table

na(n)
01
11
22
35
414
542
6131
7418
81352
94410
1014463
1147605
12157084
13519255
141718653
155693903
1618877509
1762620857
18207816230
19689899944
202290913666
217608939443
2225276349558
2383977959853
24279039638062
25927272169336
263081641953082

[1,1,2,5,14,42,131,418,1352,4410,14463,47605,
 157084,519255,1718653,5693903,18877509,62620857,
 207816230,689899944,2290913666,7608939443,
 25276349558,83977959853,279039638062,927272169336,
 3081641953082]