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.

A273962 Number of nX3 0..3 arrays with no three equal values forming an isosceles right triangle, and new values introduced in 0..3 order.

Table of values

n a(n)
1 5
2 105
3 2766
4 49702
5 784878
6 13322548
7 232027264
8 4056338728
9 70402715640
10 1221782263634
11 21228810396872
12 368923543916728
13 6410003754557834
14 111371494441358332
15 1935130749075453956

List of values

[5, 105, 2766, 49702, 784878, 13322548, 232027264, 4056338728, 70402715640, 1221782263634, 21228810396872, 368923543916728, 6410003754557834, 111371494441358332, 1935130749075453956]

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

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