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A026484 as a simple table

na(n)
11
22
33
44
55
69
713
817
921
1025
1129
1233
1337
1441
1545
1649
1753
1857
1961
2065
2169
2273
2377
2481
2585
2689
2793
2897
29101
30105

[1,2,3,4,5,9,13,17,21,25,29,33,37,41,45,49,53,57,
 61,65,69,73,77,81,85,89,93,97,101,105]