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A180415 as a simple table

na(n)
11
23
36
411
519
631
748
871
9101
10139
11186
12243
13311
14391
15484
16591
17713
18851
191006
201179
211371
221583
231816
242071
252349
262651
272978
283331
293711
304119
314556
325023
335521
346051
356614
367211
377843
388511
399216
409959
4110741
4211563
4312426
4413331
4514279
4615271
4716308

[1,3,6,11,19,31,48,71,101,139,186,243,311,391,484,
 591,713,851,1006,1179,1371,1583,1816,2071,2349,
 2651,2978,3331,3711,4119,4556,5023,5521,6051,6614,
 7211,7843,8511,9216,9959,10741,11563,12426,13331,
 14279,15271,16308]