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.

A217628 a(n) = 3^((n-1)*(n+2)/2).

Table of values

n a(n)
1 1
2 9
3 243
4 19683
5 4782969
6 3486784401
7 7625597484987
8 50031545098999707
9 984770902183611232881
10 58149737003040059690390169
11 10301051460877537453973547267843
12 5474401089420219382077155933569751763
13 8727963568087712425891397479476727340041449

List of values

[1, 9, 243, 19683, 4782969, 3486784401, 7625597484987, 50031545098999707, 984770902183611232881, 58149737003040059690390169, 10301051460877537453973547267843, 5474401089420219382077155933569751763, 8727963568087712425891397479476727340041449]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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