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A184260 as a simple table

na(n)
11
21
31
45
510
619
733
851
978
10111
11166
12226
13305
14402
15522
16665
17835
181038
191278
201549
211872
222237
232653
243118
253648
264255
274912
285666
296479
307385
318387
329484
3310693
3412003
3513436
3614994
3716679
3818510
3920476
4022601
4124894
4227349
4329986
4432803
4535820
4639037

[1,1,1,5,10,19,33,51,78,111,166,226,305,402,522,
 665,835,1038,1278,1549,1872,2237,2653,3118,3648,
 4255,4912,5666,6479,7385,8387,9484,10693,12003,
 13436,14994,16679,18510,20476,22601,24894,27349,
 29986,32803,35820,39037]