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A296531 as a simple table

na(n)
01
11
21
32
43
56
613
732
851
976
10161
11386
12903
132280
145018
1512828
1619720
1727656
1848788
19100120
20220686
21537208
221258242
233123166
247056165
2517189752
2635968308
2782137764
28189847917
29509880208
301322092262
313807727932
325678509066
337721623440
3413293899416
3523650787296

[1,1,1,2,3,6,13,32,51,76,161,386,903,2280,5018,
 12828,19720,27656,48788,100120,220686,537208,
 1258242,3123166,7056165,17189752,35968308,
 82137764,189847917,509880208,1322092262,
 3807727932,5678509066,7721623440,13293899416,
 23650787296]