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.

A135813 Number of coincidence-free length n lists of 7-tuples with all numbers 1..n in tuple position k, for k=1..7.

Table of values

n a(n)
0 1
1 0
2 127
3 279554
4 4585352445
5 358295150440964
6 100303980203191474555
7 82605709118517742843295238
8 173237539725464803175622157326841
9 828591383820135935294977528049328110600
10 8285921143688038883760817278192753357365412471

List of values

[1, 0, 127, 279554, 4585352445, 358295150440964, 100303980203191474555, 82605709118517742843295238, 173237539725464803175622157326841, 828591383820135935294977528049328110600, 8285921143688038883760817278192753357365412471]

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

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