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.

A295769 Triangular numbers that can be represented as a product of two triangular numbers greater than 1, and as a product of three triangular numbers greater than 1.

Table of values

n a(n)
1 630
2 990
3 4095
4 15400
5 19110
6 25200
7 37128
8 61425
9 79800
10 105570
11 122265
12 145530
13 176715
14 192510
15 437580
16 500500
17 749700
18 828828
19 1185030
20 2031120
21 2162160
22 2821500
23 4279275
24 4573800
25 4744740
26 4959675
27 5364450
28 6053460
29 7556328
30 8817900
31 13857480
32 15992340

List of values

[630, 990, 4095, 15400, 19110, 25200, 37128, 61425, 79800, 105570, 122265, 145530, 176715, 192510, 437580, 500500, 749700, 828828, 1185030, 2031120, 2162160, 2821500, 4279275, 4573800, 4744740, 4959675, 5364450, 6053460, 7556328, 8817900, 13857480, 15992340]

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

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