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A193664 as a simple table

na(n)
00
11
21
36
411
568
6177
71215
84059
930733
10124408
111027972
124862600
1343450761
14234283662
152247091674
1613563976285
17138780931929
18925063455844
1910044476018973
2073144254450840
21839146997933059
226618306039456419

[0,1,1,6,11,68,177,1215,4059,30733,124408,1027972,
 4862600,43450761,234283662,2247091674,13563976285,
 138780931929,925063455844,10044476018973,
 73144254450840,839146997933059,6618306039456419]