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.

A230143 Denominator of 1/u_n(1/2), where polynomial u_n(x) is used to approximate x->sin(Pi*x)/Pi.

Table of values

n a(n)
1 3
2 75
3 1785
4 333795
5 25638459
6 5788790007
7 898772045457
8 1467030741832227
9 380324118068556519
10 244108884436744360605
11 94974266622893811200463
12 58717088286185620331978925
13 95962705639251788100721754775
14 121363236202656183485569513082175

List of values

[3, 75, 1785, 333795, 25638459, 5788790007, 898772045457, 1467030741832227, 380324118068556519, 244108884436744360605, 94974266622893811200463, 58717088286185620331978925, 95962705639251788100721754775, 121363236202656183485569513082175]

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

Content is available under The OEIS End-User License Agreement.