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A020948 as a simple table

na(n)
11
28
316
432
534
6128
766
868
9130
10134
11132
12140
13138
14260
15264
16284
17268
18266
19274
20572
21276
22524
23522
24536
25534
26530
27538
281034
29532
30548
31556
321046
331042
34554
351050
361082
371044
382072
391092
401064
411060
422114
431068
441076
451132
461100
471066
482102
491098
501106
512088
522084
532098
544346
551108

[1,8,16,32,34,128,66,68,130,134,132,140,138,260,
 264,284,268,266,274,572,276,524,522,536,534,530,
 538,1034,532,548,556,1046,1042,554,1050,1082,1044,
 2072,1092,1064,1060,2114,1068,1076,1132,1100,1066,
 2102,1098,1106,2088,2084,2098,4346,1108]