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A211251 as a simple table

na(n)
01
115
24125
34201207
410454906015
551619504083157
6445183896786430439
76151183312376366042809
8127892318444027363237894001
93815107763405827557700743314007
10157278812586433713743644391748289829
118693308684725580082237757157480179540583

[1,15,4125,4201207,10454906015,51619504083157,
 445183896786430439,6151183312376366042809,
 127892318444027363237894001,
 3815107763405827557700743314007,
 157278812586433713743644391748289829,
 8693308684725580082237757157480179540583]