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A151327 as a simple table

na(n)
01
13
215
376
4413
52281
612889
773541
8423921
92458383
1014335834
1183922633
12492956132
132903156720
1417135951352
15101330250964
16600140389918
173559105598556
1821131319068601
19125585737386758
20747013179830622
214446753991483192
2226487831271866795
23157871848076357815
24941434100552046728

[1,3,15,76,413,2281,12889,73541,423921,2458383,
 14335834,83922633,492956132,2903156720,
 17135951352,101330250964,600140389918,
 3559105598556,21131319068601,125585737386758,
 747013179830622,4446753991483192,
 26487831271866795,157871848076357815,
 941434100552046728]