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A081887 as a simple table

na(n)
11
22
34
410
512
616
728
830
952
1088
1196
12126
13130
14136
15138
16148
17150
18250
19256
20262
21268
22270
23292
24970
25976
26982
27990
28996
291008
301012
311018
321020
331030
341032
351038
361048
371050
381060
391062
401372
411380
421398
431408
441422
451426
461428
471432
481438

[1,2,4,10,12,16,28,30,52,88,96,126,130,136,138,
 148,150,250,256,262,268,270,292,970,976,982,990,
 996,1008,1012,1018,1020,1030,1032,1038,1048,1050,
 1060,1062,1372,1380,1398,1408,1422,1426,1428,1432,
 1438]