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A055799 as a simple table

na(n)
01
18
237
3130
4385
51012
62431
75434
811440
922880
1043758
1180444
12142766
13245480
14410210
15667964
161062347
171653608
182523675
193782350
205574855
218090940
2211575785
2316342950
2422789650
2531414656
2642839148
2757830872

[1,8,37,130,385,1012,2431,5434,11440,22880,43758,
 80444,142766,245480,410210,667964,1062347,1653608,
 2523675,3782350,5574855,8090940,11575785,16342950,
 22789650,31414656,42839148,57830872]