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A315820 as a simple table

na(n)
01
16
26
318
418
522
626
736
834
938
1054
1150
1254
1358
1468
1566
1670
1786
1886
1986
2086
21104
2298
2398
24122
25122
26114
27118
28140
29126
30130
31158
32154
33146
34150
35172
36158
37162
38190
39190
40178
41178
42208
43190
44190
45226
46226
47206
48210
49244

[1,6,6,18,18,22,26,36,34,38,54,50,54,58,68,66,70,
 86,86,86,86,104,98,98,122,122,114,118,140,126,130,
 158,154,146,150,172,158,162,190,190,178,178,208,
 190,190,226,226,206,210,244]