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.

A208000 Number of nX4 nonnegative integer arrays with new values 0 upwards introduced in row major order and no element equal to any knight-move neighbor (colorings ignoring permutations of colors).

Table of values

n a(n)
1 15
2 1657
3 426422
4 450288795
5 1182700979380
6 6184248124218800
7 56513375910372605548
8 826725568737937330039810
9 18171823971396715681105965282
10 572057633247843506849301892746850
11 24840621984533068280588275487942834483
12 1443495070617319156132945205013820325621405

List of values

[15, 1657, 426422, 450288795, 1182700979380, 6184248124218800, 56513375910372605548, 826725568737937330039810, 18171823971396715681105965282, 572057633247843506849301892746850, 24840621984533068280588275487942834483, 1443495070617319156132945205013820325621405]

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

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