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.

A251426 Number of length n+2 0..6 arrays with the sum of the maximum minus twice the median plus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero.

Table of values

n a(n)
1 61
2 725
3 5097
4 44465
5 349257
6 2647405
7 19285211
8 137949185
9 976032575
10 6871688649
11 48247321093
12 338304918133
13 2370405542621
14 16602202832585
15 116254396792509
16 813946050011849
17 5698326553998227
18 39891307203318801

List of values

[61, 725, 5097, 44465, 349257, 2647405, 19285211, 137949185, 976032575, 6871688649, 48247321093, 338304918133, 2370405542621, 16602202832585, 116254396792509, 813946050011849, 5698326553998227, 39891307203318801]

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

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