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A001937 as a simple table

na(n)
01
13
29
322
448
599
6194
7363
8657
91155
101977
113312
125443
138787
1413968
1521894
1633873
1751795
1878345
19117312
20174033
21255945
22373353
23540486
24776848
251109040
261573209
272218198
283109713
294335840
306014123
318300811
3211402928
3315593702
3421232521
3528790667
3638884082

[1,3,9,22,48,99,194,363,657,1155,1977,3312,5443,
 8787,13968,21894,33873,51795,78345,117312,174033,
 255945,373353,540486,776848,1109040,1573209,
 2218198,3109713,4335840,6014123,8300811,11402928,
 15593702,21232521,28790667,38884082]