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A019089 as a simple table

na(n)
30
40
54
66
74
824
946
10100
11224
12626
131332
143558
159054
1623406
1756916
18153209
19395282
201031598
212680090
227143821
2318739498
2449780598
25132071728
26352703766
27940103198
282521317666
296760089774
3018187588014

[0,0,4,6,4,24,46,100,224,626,1332,3558,9054,23406,
 56916,153209,395282,1031598,2680090,7143821,
 18739498,49780598,132071728,352703766,940103198,
 2521317666,6760089774,18187588014]