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A148071 as a simple table

na(n)
01
11
22
34
49
521
651
7143
8374
91071
103095
118934
1226170
1377812
14239576
15719583
162245728
177027771
1821874554
1968780246
20217957471
21699596665
222221050242
237204830752
2423364983444
2575490995551
26245743450650
27803146080439
282641243592039
298638752159115
3028638848337491
3194831340109958
32313328526209055

[1,1,2,4,9,21,51,143,374,1071,3095,8934,26170,
 77812,239576,719583,2245728,7027771,21874554,
 68780246,217957471,699596665,2221050242,
 7204830752,23364983444,75490995551,245743450650,
 803146080439,2641243592039,8638752159115,
 28638848337491,94831340109958,313328526209055]