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A064054 as a simple table

na(n)
05
150
2266
31016
43139
58350
619855
743252
887802
9168168
10306735
11536640
12905658
131481108
142355962
153656360
165550755
178260934
1812075184
1917363896
2024597925
2134370050
2247419905
2364662780
2487222720
25116470380
26154066125
27202008896
28262691396
29338962184

[5,50,266,1016,3139,8350,19855,43252,87802,168168,
 306735,536640,905658,1481108,2355962,3656360,
 5550755,8260934,12075184,17363896,24597925,
 34370050,47419905,64662780,87222720,116470380,
 154066125,202008896,262691396,338962184]