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.

A117261 Row sums of triangle A117260.

Table of values

n a(n)
0 1
1 2
2 5
3 21
4 169
5 2705
6 86561
7 5539905
8 709107841
9 181531607297
10 92944182936065
11 95174843326530561
12 194918079132734588929
13 798384452127680876253185
14 6540365431829961738266091521
15 107157347235102093119751643480065
16 3511331954199825387348021853554769921

List of values

[1, 2, 5, 21, 169, 2705, 86561, 5539905, 709107841, 181531607297, 92944182936065, 95174843326530561, 194918079132734588929, 798384452127680876253185, 6540365431829961738266091521, 107157347235102093119751643480065, 3511331954199825387348021853554769921]

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

Content is available under The OEIS End-User License Agreement.