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A002274 as a simple table

na(n)
12
23
37
48
510
616
718
819
940
1048
1155
1290
1396
1498
15190
16398
17456
18502
19719
201312
211399
221828
236723
246816
2510680
2612592
2720742
2825010
2926838
3029623
3145435
3252783
3370950
3489691
35111691
36114400
37136152
38145183
39146223
40177459
41212908
42300910
43342151
44360447
45382156
46411635
47442948
48519862
49519892
50975036
511158942
521181438
531756702
542033643

[2,3,7,8,10,16,18,19,40,48,55,90,96,98,190,398,
 456,502,719,1312,1399,1828,6723,6816,10680,12592,
 20742,25010,26838,29623,45435,52783,70950,89691,
 111691,114400,136152,145183,146223,177459,212908,
 300910,342151,360447,382156,411635,442948,519862,
 519892,975036,1158942,1181438,1756702,2033643]