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A121597 as a simple table

na(n)
11
22
35
410
520
636
765
8110
9185
10300
11481
12752
131165
141768
152661
163946
175802
188430
1912158
2017360
2124622
2234632
2348410
2467188
2592731
26127182
27173546
28235508
29318098
30427536
31572168
32762318
331011660
341337136
351760876
362310338
373021008
383936848

[1,2,5,10,20,36,65,110,185,300,481,752,1165,1768,
 2661,3946,5802,8430,12158,17360,24622,34632,48410,
 67188,92731,127182,173546,235508,318098,427536,
 572168,762318,1011660,1337136,1760876,2310338,
 3021008,3936848]