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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.

A342573 The number of ordered n-tuples consisting of n permutations (not necessarily distinct) such that the first element of each of them is the same.

Table of values

n a(n)
1 1
2 2
3 24
4 5184
5 39813120
6 17915904000000
7 702142910300160000000
8 3330690501757390081228800000000
9 2534703826002712645182542460223488000000000
10 395940866122425193243875570782668457763038822400000000000

List of values

[1, 2, 24, 5184, 39813120, 17915904000000, 702142910300160000000, 3330690501757390081228800000000, 2534703826002712645182542460223488000000000, 395940866122425193243875570782668457763038822400000000000]

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

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