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A185030 as a simple table

na(n)
01
11
22
32
42
54
66
710
820
936
1066
11132
12250
13478
14956
151854
163612
177224
1814178
1927898
2055796
21110246
22218166
23436332
24865618
251718902
263437804
276837398
2813607250
2927214500
3054216128
31108053078
32216106156
33431001044
34859831354
351719662708
363432314834

[1,1,2,2,2,4,6,10,20,36,66,132,250,478,956,1854,
 3612,7224,14178,27898,55796,110246,218166,436332,
 865618,1718902,3437804,6837398,13607250,27214500,
 54216128,108053078,216106156,431001044,859831354,
 1719662708,3432314834]