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.

A359231 a(n) is the smallest centered triangular number divisible by exactly n centered triangular numbers.

Table of values

n a(n)
1 1
2 4
3 64
4 5860
5 460
6 74260
7 14260
8 1221760
9 5567104
10 103360
11 20120860
12 169096960
13 1211757760
14 31286787760
15 31498960
16 114183284260
17 1553569960
18 33186496960
19 446613160960
20 43581101074960
21 274644405760
22 64262632960
23 121634429663260
24 5786547945760

List of values

[1, 4, 64, 5860, 460, 74260, 14260, 1221760, 5567104, 103360, 20120860, 169096960, 1211757760, 31286787760, 31498960, 114183284260, 1553569960, 33186496960, 446613160960, 43581101074960, 274644405760, 64262632960, 121634429663260, 5786547945760]

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

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