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A180815 as a simple table

na(n)
10
20
30
41
50
615
732
8111
9210
10497
11768
121751
132233
144209
155869
169758
1711636
1820111
1922526
2036545
2142994
2260736
2367992
24108343
25111052
26156047
27179695
28243023
29250355
30372867
31362192
32506374
33545558
34685635
35723637
361023180
37952948
381253394

[0,0,0,1,0,15,32,111,210,497,768,1751,2233,4209,
 5869,9758,11636,20111,22526,36545,42994,60736,
 67992,108343,111052,156047,179695,243023,250355,
 372867,362192,506374,545558,685635,723637,1023180,
 952948,1253394]