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.

A263125 Number of (1+3)X(n+3) 0..1 arrays with each row divisible by 15 and column not divisible by 15, read as a binary number with top and left being the most significant bits.

Table of values

n a(n)
1 14
2 36
3 168
4 912
5 52446
6 502800
7 5950176
8 79674864
9 1150876510
10 15833668596
11 219803283432
12 3071596572336
13 43104942680030
14 602744107942848
15 8433329018112000
16 118048179597057360
17 1652891095755395934

List of values

[14, 36, 168, 912, 52446, 502800, 5950176, 79674864, 1150876510, 15833668596, 219803283432, 3071596572336, 43104942680030, 602744107942848, 8433329018112000, 118048179597057360, 1652891095755395934]

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

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