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.

A262760 Number of (3+2)X(n+2) 0..1 arrays with each row divisible by 5 and each column divisible by 7, read as a binary number with top and left being the most significant bits.

Table of values

n a(n)
1 5
2 25
3 49
4 129
5 709
6 4953
7 16705
8 73345
9 384485
10 2252185
11 9821425
12 47556225
13 241769125
14 1278440025
15 6106506625
16 30240858625
17 152043549125
18 774590745625
19 3814859880625
20 19015880330625
21 95252710613125
22 479215784705625

List of values

[5, 25, 49, 129, 709, 4953, 16705, 73345, 384485, 2252185, 9821425, 47556225, 241769125, 1278440025, 6106506625, 30240858625, 152043549125, 774590745625, 3814859880625, 19015880330625, 95252710613125, 479215784705625]

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

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