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A024012 as a simple table

na(n)
01
11
20
3-1
40
57
628
779
8192
9431
10924
111927
123952
138023
1416188
1532543
1665280
17130783
18261820
19523927
201048176
212096711
224193820
238388079
2416776640
2533553807
2667108188
27134216999
28268434672
29536870071
301073740924
312147482687
324294966272
338589933503
3417179868028
3534359737143

[1,1,0,-1,0,7,28,79,192,431,924,1927,3952,8023,
 16188,32543,65280,130783,261820,523927,1048176,
 2096711,4193820,8388079,16776640,33553807,
 67108188,134216999,268434672,536870071,1073740924,
 2147482687,4294966272,8589933503,17179868028,
 34359737143]