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A015442 as a simple table

na(n)
00
11
21
38
415
571
6176
7673
81905
96616
1019951
1166263
12205920
13669761
142111201
156799528
1621577935
1769174631
18220220176
19704442593
202245983825
217177081976
2222898968751
2373138542583
24233431323840
25745401121921
262379420388801

[0,1,1,8,15,71,176,673,1905,6616,19951,66263,
 205920,669761,2111201,6799528,21577935,69174631,
 220220176,704442593,2245983825,7177081976,
 22898968751,73138542583,233431323840,745401121921,
 2379420388801]