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.

A380851 Riordan array ((1-x)^(m-1), x/(1-x)) with factor r^(2*n) on row n, for m = 3/2, r = 2.

Table of values

n a(n)
0 1
1 -2
2 4
3 -2
4 8
5 16
6 -4
7 24
8 96
9 64
10 -10
11 80
12 480
13 640
14 256
15 -28
16 280
17 2240
18 4480
19 3584
20 1024
21 -84
22 1008
23 10080
24 26880
25 32256
26 18432
27 4096
28 -264
29 3696
30 44352
31 147840
32 236544
33 202752
34 90112
35 16384
36 -858
37 13728
38 192192
39 768768
40 1537536
41 1757184
42 1171456
43 425984
44 65536

List of values

[1, -2, 4, -2, 8, 16, -4, 24, 96, 64, -10, 80, 480, 640, 256, -28, 280, 2240, 4480, 3584, 1024, -84, 1008, 10080, 26880, 32256, 18432, 4096, -264, 3696, 44352, 147840, 236544, 202752, 90112, 16384, -858, 13728, 192192, 768768, 1537536, 1757184, 1171456, 425984, 65536]

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

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