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A081645 as a simple table

na(n)
137
240
345
452
561
672
773
876
988
1097
11108
12109
13112
14117
15124
16133
17145
18148
19153
20160
21180
22181
23184
24189
25205
26216
27217
28220
29232
30241
31252
32253
33261
34268
35277
36288
37292
38297
39304
40313
41325
42328
43333
44340
45349
46360
47364
48369
49376
50385
51396
52397
53405
54412

[37,40,45,52,61,72,73,76,88,97,108,109,112,117,
 124,133,145,148,153,160,180,181,184,189,205,216,
 217,220,232,241,252,253,261,268,277,288,292,297,
 304,313,325,328,333,340,349,360,364,369,376,385,
 396,397,405,412]