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.

A269447 The first of 23 consecutive positive integers the sum of the squares of which is a square.

Table of values

n a(n)
1 7
2 17
3 881
4 1351
5 42787
6 65337
7 2053401
8 3135331
9 98520967
10 150431057
11 4726953521
12 7217555911
13 226795248547
14 346292253177
15 10881444977241
16 16614810597091
17 522082563659527
18 797164616407697
19 25049081610680561
20 38247286776972871
21 1201833834749007907

List of values

[7, 17, 881, 1351, 42787, 65337, 2053401, 3135331, 98520967, 150431057, 4726953521, 7217555911, 226795248547, 346292253177, 10881444977241, 16614810597091, 522082563659527, 797164616407697, 25049081610680561, 38247286776972871, 1201833834749007907]

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

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