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A258467 as a simple table

na(n)
01
12
212
3130
42216
552078
61558219
756524414
82406802476
9117575627562
106478447651345
11397345158550386
1226842747368209994
131980156804133210116
14158365138356099680582
1513647670818304698139989
161260732993182758276252088
17124273946254095006307105363

[1,2,12,130,2216,52078,1558219,56524414,
 2406802476,117575627562,6478447651345,
 397345158550386,26842747368209994,
 1980156804133210116,158365138356099680582,
 13647670818304698139989,1260732993182758276252088,
 124273946254095006307105363]