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.

A084069 Numbers k such that 7*k^2 = floor(k*sqrt(7)*ceiling(k*sqrt(7))).

Table of values

n a(n)
1 1
2 3
3 17
4 48
5 271
6 765
7 4319
8 12192
9 68833
10 194307
11 1097009
12 3096720
13 17483311
14 49353213
15 278635967
16 786554688
17 4440692161
18 12535521795
19 70772438609
20 199781794032
21 1127918325583
22 3183973182717
23 17975920770719
24 50743789129440

List of values

[1, 3, 17, 48, 271, 765, 4319, 12192, 68833, 194307, 1097009, 3096720, 17483311, 49353213, 278635967, 786554688, 4440692161, 12535521795, 70772438609, 199781794032, 1127918325583, 3183973182717, 17975920770719, 50743789129440]

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

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