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A181540 as a simple table

na(n)
00
11
23
38
413
526
629
754
859
984
1093
11142
12139
13202
14195
15244
16259
17352
18327
19444
20433
21508
22505
23656
24639
25776
26719
27866
28889
291054
301057
311208
321151
331332
341255
351624
361575
371728
381579
391886
402011
412130
422159
432348
442329
452716
462329

[0,1,3,8,13,26,29,54,59,84,93,142,139,202,195,244,
 259,352,327,444,433,508,505,656,639,776,719,866,
 889,1054,1057,1208,1151,1332,1255,1624,1575,1728,
 1579,1886,2011,2130,2159,2348,2329,2716,2329]