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A247266 as a simple table

n a(n)
1 5197
2 16402517
3 467943467
4 504990823
5 749554913
6 857435633
7 2430292847
8 4486052491
9 6659865703
10 7064402549
11 7487094821
12 13947137657
13 21257640067
14 30293402527
15 79101562571
16 155450410033
17 169935221879
18 440301256711
19 1010752751093
20 1086948034657
21 1265625000037

[5197,16402517,467943467,504990823,749554913,
 857435633,2430292847,4486052491,6659865703,
 7064402549,7487094821,13947137657,21257640067,
 30293402527,79101562571,155450410033,169935221879,
 440301256711,1010752751093,1086948034657,
 1265625000037]

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Last modified July 11 01:42 EDT 2020. Contains 335600 sequences. (Running on oeis4.)