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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.

A203309 Vandermonde determinant of the first n triangular numbers.

Table of values

n a(n)
0 1
1 1
2 2
3 30
4 7560
5 57153600
6 20369543040000
7 495474875767872000000
8 1124860755259775229696000000000
9 312577210159744965479388971827200000000000
10 13502658421660070413446616883411391637094400000000000000

List of values

[1, 1, 2, 30, 7560, 57153600, 20369543040000, 495474875767872000000, 1124860755259775229696000000000, 312577210159744965479388971827200000000000, 13502658421660070413446616883411391637094400000000000000]

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

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