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.

A157072 Number of integer sequences of length n+1 with sum zero and sum of absolute values 46.

Table of values

n a(n)
1 2
2 138
3 5292
4 142140
5 2947590
6 49858158
7 712832792
8 8832976488
9 96648771870
10 947399938870
11 8416542780492
12 68407265558268
13 512700872216442
14 3567168162771570
15 23172711963346320
16 141251698411654288
17 811481822951916942
18 4410812923746903558
19 22762369531189431140

List of values

[2, 138, 5292, 142140, 2947590, 49858158, 712832792, 8832976488, 96648771870, 947399938870, 8416542780492, 68407265558268, 512700872216442, 3567168162771570, 23172711963346320, 141251698411654288, 811481822951916942, 4410812923746903558, 22762369531189431140]

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

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