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.

A274760 The multinomial transform of A001818(n) = ((2*n-1)!!)^2.

Table of values

n a(n)
0 1
1 1
2 10
3 478
4 68248
5 21809656
6 13107532816
7 13244650672240
8 20818058883902848
9 48069880140604832128
10 156044927762422185270016
11 687740710497308621254625536
12 4000181720339888446834235653120
13 29991260979682976913756629498334208

List of values

[1, 1, 10, 478, 68248, 21809656, 13107532816, 13244650672240, 20818058883902848, 48069880140604832128, 156044927762422185270016, 687740710497308621254625536, 4000181720339888446834235653120, 29991260979682976913756629498334208]

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

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