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A067664 as a simple table

na(n)
11
22
36
414
520
624
754
866
990
10110
11150
12176
13206
14236
15314
16584
17644
18686
19696
20860
21864
22890
23920
24950
25960
261070
271146
281274
291314
301340
311434
321440
331494
341566
351616
361644
371676
381700
391716
401970
411974
422054
432064
442136
452360
462430
472456
482604
492646

[1,2,6,14,20,24,54,66,90,110,150,176,206,236,314,
 584,644,686,696,860,864,890,920,950,960,1070,1146,
 1274,1314,1340,1434,1440,1494,1566,1616,1644,1676,
 1700,1716,1970,1974,2054,2064,2136,2360,2430,2456,
 2604,2646]