cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A381268 a(n) = denominator( [(x*y*z*u)^n] 1/sqrt(1 - (x + y + z + u*(y + z))) ).

Table of values

n a(n)
0 1
1 4
2 256
3 1024
4 1048576
5 4194304
6 268435456
7 1073741824
8 17592186044416
9 70368744177664
10 4503599627370496
11 18014398509481984
12 18446744073709551616
13 73786976294838206464
14 4722366482869645213696
15 18889465931478580854784
16 4951760157141521099596496896
17 19807040628566084398385987584

List of values

[1, 4, 256, 1024, 1048576, 4194304, 268435456, 1073741824, 17592186044416, 70368744177664, 4503599627370496, 18014398509481984, 18446744073709551616, 73786976294838206464, 4722366482869645213696, 18889465931478580854784, 4951760157141521099596496896, 19807040628566084398385987584]