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A070280 as a simple table

na(n)
11
22
34
47
511
616
722
829
937
1046
1146
1247
1349
1452
1556
1661
1767
1874
1982
2091
2191
2293
2397
24103
25111
26121
27133
28147
29163
30181
31181
32184
33190
34199
35211
36226
37244
38265
39289
40316
41316
42320
43328
44340
45356
46376
47400
48428
49460
50496
51496
52501
53511
54526
55546
56571
57601
58636
59676
60721
61721
62727
63739
64757
65781
66811
67847
68889
69937
70991
71991

[1,2,4,7,11,16,22,29,37,46,46,47,49,52,56,61,67,
 74,82,91,91,93,97,103,111,121,133,147,163,181,181,
 184,190,199,211,226,244,265,289,316,316,320,328,
 340,356,376,400,428,460,496,496,501,511,526,546,
 571,601,636,676,721,721,727,739,757,781,811,847,
 889,937,991,991]