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.

A200194 Number of -n..n arrays x(0..4) of 5 elements with zero sum, adjacent elements differing by more than one, and elements alternately increasing and decreasing.

Table of values

n a(n)
1 0
2 24
3 144
4 506
5 1298
6 2794
7 5300
8 9220
9 14974
10 23094
11 34120
12 48712
13 67524
14 91346
15 120950
16 157254
17 201146
18 253672
19 315838
20 388820
21 473738
22 571896
23 684534
24 813084
25 958900
26 1123544
27 1308488
28 1515422
29 1745934
30 2001842
31 2284852
32 2596912
33 2939842

List of values

[0, 24, 144, 506, 1298, 2794, 5300, 9220, 14974, 23094, 34120, 48712, 67524, 91346, 120950, 157254, 201146, 253672, 315838, 388820, 473738, 571896, 684534, 813084, 958900, 1123544, 1308488, 1515422, 1745934, 2001842, 2284852, 2596912, 2939842]

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

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