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A070550 as a simple table

na(n)
01
12
22
33
46
510
615
724
840
965
10104
11168
12273
13442
14714
151155
161870
173026
184895
197920
2012816
2120737
2233552
2354288
2487841
25142130
26229970
27372099
28602070
29974170
301576239
312550408
324126648
336677057
3410803704
3517480760
3628284465
3745765226

[1,2,2,3,6,10,15,24,40,65,104,168,273,442,714,
 1155,1870,3026,4895,7920,12816,20737,33552,54288,
 87841,142130,229970,372099,602070,974170,1576239,
 2550408,4126648,6677057,10803704,17480760,
 28284465,45765226]