A269446 - cp's OEIS frontend

A269446 a(n) = n(n^6 + n^3 + 1)(n^6 - n^3 + 1)(n^2 + n + 1)(n^2 - n + 1)*(n + 1) + 1.

n	a(n)
0	1
1	19
2	524287
3	581130733
4	91625968981
5	4768371582031
6	121871948002099
7	1899815864228857
8	20587884010836553
9	168856464709124011
10	1111111111111111111
11	6115909044841454629
12	29043636306420266077
13	121826690864620509223
14	459715689149916492091
15	1583455585752214704241

[1, 19, 524287, 581130733, 91625968981, 4768371582031, 121871948002099, 1899815864228857, 20587884010836553, 168856464709124011, 1111111111111111111, 6115909044841454629, 29043636306420266077, 121826690864620509223, 459715689149916492091, 1583455585752214704241]

cp's OEIS Frontend

A269446 a(n) = n(n^6 + n^3 + 1)(n^6 - n^3 + 1)(n^2 + n + 1)(n^2 - n + 1)*(n + 1) + 1.

Table of values

List of values

cp's OEIS Frontend

A269446 a(n) = n*(n^6 + n^3 + 1)*(n^6 - n^3 + 1)*(n^2 + n + 1)*(n^2 - n + 1)*(n + 1) + 1.

Table of values

List of values

A269446 a(n) = n(n^6 + n^3 + 1)(n^6 - n^3 + 1)(n^2 + n + 1)(n^2 - n + 1)*(n + 1) + 1.