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A151178 as a simple table

na(n)
01
13
212
350
4219
5983
64495
720831
897495
9459905
102182892
1110413446
1249885007
13239810963
141156285326
155589527618
1627080304481
17131455790797
18639225917752
193113108665530
2015182006797049
2174130912066731
22362371028187997
231773157437378049
248684450458034151
2542570128073545983
26208836096127242016

[1,3,12,50,219,983,4495,20831,97495,459905,
 2182892,10413446,49885007,239810963,1156285326,
 5589527618,27080304481,131455790797,639225917752,
 3113108665530,15182006797049,74130912066731,
 362371028187997,1773157437378049,8684450458034151,
 42570128073545983,208836096127242016]