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A270995 as a simple table

na(n)
01
11
22
34
47
512
623
737
864
9108
10180
11290
12488
13772
141251
152001
163180
174982
187913
1912261
2019162
2129669
2245804
2370187
24108029
25164276
26250267
27379439
28574067
29864044
301302169
311949050
322917900
334352796
346481627
359620256
3614274080
3721090608
3831142909

[1,1,2,4,7,12,23,37,64,108,180,290,488,772,1251,
 2001,3180,4982,7913,12261,19162,29669,45804,70187,
 108029,164276,250267,379439,574067,864044,1302169,
 1949050,2917900,4352796,6481627,9620256,14274080,
 21090608,31142909]