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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.

A028308 Form a triangle with n numbers in top row; all other numbers are the product of their parents. The numbers must be positive and distinct and the final number is to be minimized.

Table of values

n a(n)
1 1
2 6
3 48
4 4320
5 46448640
6 10835538739200000
7 2672817951712314077919313920000000

List of values

[1, 6, 48, 4320, 46448640, 10835538739200000, 2672817951712314077919313920000000]

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

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