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.

A346386 Triangular numbers that are sum of squares of two distinct triangular numbers.

Table of values

n a(n)
1 1
2 10
3 36
4 45
5 136
6 325
7 666
8 820
9 1225
10 2080
11 3321
12 5050
13 7381
14 10440
15 11026
16 14365
17 18721
18 19306
19 25425
20 32896
21 41905
22 52650
23 65341
24 80200
25 90100
26 97461
27 101025
28 117370
29 140185
30 166176
31 195625
32 197506
33 228826
34 266085
35 307720
36 314821
37 354061
38 405450
39 454581
40 462241

List of values

[1, 10, 36, 45, 136, 325, 666, 820, 1225, 2080, 3321, 5050, 7381, 10440, 11026, 14365, 18721, 19306, 25425, 32896, 41905, 52650, 65341, 80200, 90100, 97461, 101025, 117370, 140185, 166176, 195625, 197506, 228826, 266085, 307720, 314821, 354061, 405450, 454581, 462241]

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

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