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A019177 as a simple table

na(n)
30
42
52
63
78
816
938
1093
11226
12536
131300
143288
158030
1619994
1751284
18130110
19333128
20862656
212238494
225849827
2315347500
2440380267
25106781828
26282965437
27750949846
281998509165
295327291162
3014217409545
3138009367066

[0,2,2,3,8,16,38,93,226,536,1300,3288,8030,19994,
 51284,130110,333128,862656,2238494,5849827,
 15347500,40380267,106781828,282965437,750949846,
 1998509165,5327291162,14217409545,38009367066]