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A021004 as a simple table

na(n)
04
110
225
362
4154
5383
6953
72371
85899
914677
1036517
1190856
12226054
13562433
141399360
153481674
168662570
1721552885
1853624600
19133420548
20331956651
21825923891
222054937811
235112782731
2412720845913
2531650067929
2678746870040
27195925947300
28487473048845

[4,10,25,62,154,383,953,2371,5899,14677,36517,
 90856,226054,562433,1399360,3481674,8662570,
 21552885,53624600,133420548,331956651,825923891,
 2054937811,5112782731,12720845913,31650067929,
 78746870040,195925947300,487473048845]