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A148790 as a simple table

na(n)
01
11
23
38
425
577
6257
7853
82946
910178
1036005
11127635
12459307
131657395
146042087
1522089132
1681346477
17300383933
181115251580
194151032922
2015515158110
2158122268630
22218459019113
23822782085889
243107215915981
2511755843600909
2644576827929909
27169308082883825
28644271153070229
292455271638906533

[1,1,3,8,25,77,257,853,2946,10178,36005,127635,
 459307,1657395,6042087,22089132,81346477,
 300383933,1115251580,4151032922,15515158110,
 58122268630,218459019113,822782085889,
 3107215915981,11755843600909,44576827929909,
 169308082883825,644271153070229,2455271638906533]