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.

A249981 Number of length n+1 0..2*7 arrays with the sum of the absolute values of adjacent differences equal to n*7.

Table of values

n a(n)
1 16
2 154
3 1744
4 19574
5 237348
6 2886016
7 35380112
8 446342246
9 5529256528
10 70948896558
11 887325882364
12 11494042429460
13 144804789146232
14 1887744535279984
15 23911022925991996
16 313197804513008262

List of values

[16, 154, 1744, 19574, 237348, 2886016, 35380112, 446342246, 5529256528, 70948896558, 887325882364, 11494042429460, 144804789146232, 1887744535279984, 23911022925991996, 313197804513008262]

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

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