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A133577 as a simple table

na(n)
01
12
212
332
4152
5472
61992
76712
826632
993752
10360072
111297592
124898312
1317874232
1466857352
15245599672
16914173192
173370169912
1812511901832
1946213600952
20171332619272
21633468628792
222346794821512
238681481109432

[1,2,12,32,152,472,1992,6712,26632,93752,360072,
 1297592,4898312,17874232,66857352,245599672,
 914173192,3370169912,12511901832,46213600952,
 171332619272,633468628792,2346794821512,
 8681481109432]