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.

A344603 Triangular numbers whose Hamming weight is also triangular.

Table of values

n a(n)
1 0
2 1
3 21
4 28
5 190
6 231
7 276
8 378
9 435
10 630
11 741
12 903
13 946
14 1326
15 1540
16 1596
17 1830
18 1953
19 2016
20 2278
21 2701
22 4278
23 4465
24 5460
25 5778
26 5886
27 6328
28 6441
29 6670
30 6903
31 8646
32 11026
33 11781
34 11935
35 12246
36 12720
37 15225
38 15400
39 15931
40 16471
41 17391
42 17578
43 17955
44 18336
45 20100

List of values

[0, 1, 21, 28, 190, 231, 276, 378, 435, 630, 741, 903, 946, 1326, 1540, 1596, 1830, 1953, 2016, 2278, 2701, 4278, 4465, 5460, 5778, 5886, 6328, 6441, 6670, 6903, 8646, 11026, 11781, 11935, 12246, 12720, 15225, 15400, 15931, 16471, 17391, 17578, 17955, 18336, 20100]

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

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