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A193257 as a simple table

n a(n)
1 7
2 27
3 169
4 1217
5 9512
6 78030
7 661458
8 5740303
9 50701542
10 454011971
11 4110416300
12 37550193649
13 345618860220
14 3201414635780
15 29816233849000
16 279007258230819
17 2621647966812031
18 24723998785919976
19 233922961602470390
20 2219671974013732243

[7,27,169,1217,9512,78030,661458,5740303,50701542,
 454011971,4110416300,37550193649,345618860220,
 3201414635780,29816233849000,279007258230819,
 2621647966812031,24723998785919976,
 233922961602470390,2219671974013732243]

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Last modified April 23 12:55 EDT 2024. Contains 371913 sequences. (Running on oeis4.)