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.

A265194 Number of 4Xn arrays containing n copies of 0..4-1 with no equal horizontal or antidiagonal neighbors and new values introduced sequentially from 0.

Table of values

n a(n)
1 1
2 36
3 774
4 20592
5 583806
6 17355854
7 531710144
8 16794345016
9 539934522405
10 17688694779704
11 587032342194893
12 19721653849177246
13 669000415874942986
14 22891346830054677219
15 789053202525296020838
16 27375922414889330681650

List of values

[1, 36, 774, 20592, 583806, 17355854, 531710144, 16794345016, 539934522405, 17688694779704, 587032342194893, 19721653849177246, 669000415874942986, 22891346830054677219, 789053202525296020838, 27375922414889330681650]

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

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