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A274808 as a simple table

na(n)
12035980763136
2218010592018431
3413918027251712
4921717810593792
5957141387771903
61017635547447296
71119195504115712
81842969898713087
92057374251679743
102435402979278847
112913421405257728
123039120499474431
133129396016513023

[2035980763136,218010592018431,413918027251712,
 921717810593792,957141387771903,1017635547447296,
 1119195504115712,1842969898713087,
 2057374251679743,2435402979278847,
 2913421405257728,3039120499474431,
 3129396016513023]