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A023884 as a simple table

na(n)
12
23
35
46
57
69
711
813
915
1017
1119
1223
1325
1429
1530
1631
1733
1837
1941
2043
2144
2247
2349
2451
2553
2659
2761
2867
2969
3071
3173
3279
3381
3483
3587
3689
3791
3897
39101
40103
41107
42109
43113
44114
45117
46120
47121
48123
49124
50127
51131
52133
53135
54137
55139
56141
57149
58151
59157
60159

[2,3,5,6,7,9,11,13,15,17,19,23,25,29,30,31,33,37,
 41,43,44,47,49,51,53,59,61,67,69,71,73,79,81,83,
 87,89,91,97,101,103,107,109,113,114,117,120,121,
 123,124,127,131,133,135,137,139,141,149,151,157,
 159]