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.

A275147 Number of 7Xn 0..2 arrays with no element equal to any value at offset (-2,-2) (-1,-2) or (0,-1) and new values introduced in order 0..2.

Table of values

n a(n)
1 365
2 46656
3 50000
4 122368
5 175120
6 841536
7 4055152
8 19906560
9 98050624
10 485275472
11 2393975472
12 11827067056
13 58618143280
14 290834622960
15 1442223151168
16 7149923428256
17 35460798018688
18 175959368070992
19 873276392285488

List of values

[365, 46656, 50000, 122368, 175120, 841536, 4055152, 19906560, 98050624, 485275472, 2393975472, 11827067056, 58618143280, 290834622960, 1442223151168, 7149923428256, 35460798018688, 175959368070992, 873276392285488]

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

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