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.

A198525 Number of nX5 0..4 arrays with values 0..4 introduced in row major order and each element equal to no more than two horizontal and vertical neighbors.

Table of values

n a(n)
1 52
2 81844
3 222590953
4 634586561196
5 1814002928583853
6 5186266567454077293
7 14827770532074166305565
8 42393290191915767856385826
9 121204405622972228787863169567
10 346529082914494875185400399625818

List of values

[52, 81844, 222590953, 634586561196, 1814002928583853, 5186266567454077293, 14827770532074166305565, 42393290191915767856385826, 121204405622972228787863169567, 346529082914494875185400399625818]

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

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