A343009 - cp's OEIS frontend

A343009 a(n) = (n^(2n)-1)/(n^2-1) for n > 1, a(1) = 1.

n	a(n)
1	1
2	5
3	91
4	4369
5	406901
6	62193781
7	14129647351
8	4467856773185
9	1876182941212489
10	1010101010101010101
11	678356244890331342611
12	555922008415320588345745
13	546031727340884622966664381
14	633213824057681722185793753109
15	856031514432518244055765015738351

[1, 5, 91, 4369, 406901, 62193781, 14129647351, 4467856773185, 1876182941212489, 1010101010101010101, 678356244890331342611, 555922008415320588345745, 546031727340884622966664381, 633213824057681722185793753109, 856031514432518244055765015738351]

cp's OEIS Frontend

A343009 a(n) = (n^(2n)-1)/(n^2-1) for n > 1, a(1) = 1.

Table of values

List of values