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A349513 as a simple table

na(n)
01
13
212
356
4294
51722
611256
782224
8670662
96084578
1061030536
11672041328
128067200092
13104884001796
141468416141744
1522026397243680
16352422956979270
175991192602253810
18107841475915703880
192048988077743637520
2040979761692719279220
21860574996085362738060

[1,3,12,56,294,1722,11256,82224,670662,6084578,
 61030536,672041328,8067200092,104884001796,
 1468416141744,22026397243680,352422956979270,
 5991192602253810,107841475915703880,
 2048988077743637520,40979761692719279220,
 860574996085362738060]