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A003172 as a simple table

na(n)
12
23
35
46
57
611
713
814
917
1019
1121
1222
1323
1429
1531
1633
1737
1838
1941
2043
2146
2247
2353
2457
2559
2661
2762
2867
2969
3071
3173
3277
3383
3486
3589
3693
3794
3897
39101
40103
41107
42109
43113
44118
45127
46129
47131
48133
49134
50137
51139
52141
53149
54151
55157
56158
57161
58163
59166
60167
61173
62177
63179
64181
65191
66193
67197
68199
69201

[2,3,5,6,7,11,13,14,17,19,21,22,23,29,31,33,37,38,
 41,43,46,47,53,57,59,61,62,67,69,71,73,77,83,86,
 89,93,94,97,101,103,107,109,113,118,127,129,131,
 133,134,137,139,141,149,151,157,158,161,163,166,
 167,173,177,179,181,191,193,197,199,201]