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A238871 as a simple table

na(n)
01
11
22
34
46
510
614
721
827
940
1052
1170
1292
13124
14156
15206
16264
17335
18425
19539
20673
21847
221052
231300
241611
251990
262433
272977
283638
294420
305367
316496
327829
339439
3411341
3513590
3616270
3719425
3823135
3927525
4032697
4138745
4245844
4354168
4463875
4575247
4688493
47103892

[1,1,2,4,6,10,14,21,27,40,52,70,92,124,156,206,
 264,335,425,539,673,847,1052,1300,1611,1990,2433,
 2977,3638,4420,5367,6496,7829,9439,11341,13590,
 16270,19425,23135,27525,32697,38745,45844,54168,
 63875,75247,88493,103892]