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.

A090768 a(n) = 4*7^(n^2+2n+1)*Product_{j=1..n} (49^j-1).

Table of values

n a(n)
0 28
1 460992
2 18594942105600
3 1801630225452634420838400
4 419114092659655895262507217606410240000
5 234094442205343557204838431982679810784254737891983360000
6 313936710456644712932526713436974934772339799367593873556694922893983744000000
7 1010846620958915523772074873493863525346718205399610275113597795065777917926818948851860049494016000000

List of values

[28, 460992, 18594942105600, 1801630225452634420838400, 419114092659655895262507217606410240000, 234094442205343557204838431982679810784254737891983360000, 313936710456644712932526713436974934772339799367593873556694922893983744000000, 1010846620958915523772074873493863525346718205399610275113597795065777917926818948851860049494016000000]