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.

A119829 Diagonal sum of number triangle A119828.

Table of values

n a(n)
0 1
1 2
2 25
3 732
4 40681
5 3648990
6 480817681
7 87417943256
8 20966398997041
9 6412838733766170
10 2436104066933508841
11 1125217445576328664692
12 621010503476937955204825
13 403601732164215102065708342

List of values

[1, 2, 25, 732, 40681, 3648990, 480817681, 87417943256, 20966398997041, 6412838733766170, 2436104066933508841, 1125217445576328664692, 621010503476937955204825, 403601732164215102065708342]

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

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