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A264916 as a simple table

na(n)
01
11
22
312
4110
51380
621931
7422128
89544164
9247924425
107276062838
11238094692473
128595519551905
13339369780700496
1414547197878632067
15672813893127964088
1633396560680565891888
171770862858604836365591
1899902715110909008145856
195974701996798223000294793

[1,1,2,12,110,1380,21931,422128,9544164,247924425,
 7276062838,238094692473,8595519551905,
 339369780700496,14547197878632067,
 672813893127964088,33396560680565891888,
 1770862858604836365591,99902715110909008145856,
 5974701996798223000294793]