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A042878 as a simple table

na(n)
031
1187
2779
3966
41745
52711
67167
738546
8122805
9284156
103532677
11109797143
121321098393
132751993929
149577080180
1550637394829
16110851869838
17161489264667
18272341134505
19433830399172
202007662731193

[31,187,779,966,1745,2711,7167,38546,122805,
 284156,3532677,109797143,1321098393,2751993929,
 9577080180,50637394829,110851869838,161489264667,
 272341134505,433830399172,2007662731193]