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A050376 as a simple table

na(n)
12
23
34
45
57
69
711
813
916
1017
1119
1223
1325
1429
1531
1637
1741
1843
1947
2049
2153
2259
2361
2467
2571
2673
2779
2881
2983
3089
3197
32101
33103
34107
35109
36113
37121
38127
39131
40137
41139
42149
43151
44157
45163
46167
47169
48173
49179
50181
51191
52193
53197
54199
55211
56223
57227
58229
59233
60239
61241

[2,3,4,5,7,9,11,13,16,17,19,23,25,29,31,37,41,43,
 47,49,53,59,61,67,71,73,79,81,83,89,97,101,103,
 107,109,113,121,127,131,137,139,149,151,157,163,
 167,169,173,179,181,191,193,197,199,211,223,227,
 229,233,239,241]