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A306347 as a simple table

na(n)
01
11
21
31
41
52
67
722
857
9128
10389
111904
129329
1338040
14132147
15542648
163283633
1720997824
18114657097
19536178880
202784500161
2119876061312
22153326461311
231034551839872
246051063485481
2538079448046208
26312420426154893
272785055242928768
2822141255520251313

[1,1,1,1,1,2,7,22,57,128,389,1904,9329,38040,
 132147,542648,3283633,20997824,114657097,
 536178880,2784500161,19876061312,153326461311,
 1034551839872,6051063485481,38079448046208,
 312420426154893,2785055242928768,
 22141255520251313]