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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.

A077636 Length of periodic part of continued fraction expansion of square root of A051451(n), i.e., sqrt(lcm(1..x)) where x is a prime power from A000961.

Table of values

n a(n)
1 0
2 1
3 2
4 2
5 4
6 2
7 2
8 2
9 4
10 8
11 18
12 14
13 36
14 38
15 232
16 268
17 110
18 280
19 4348
20 3244
21 32684
22 148184
23 207616
24 9988
25 1946132
26 2154482
27 13319736
28 8971624
29 12345748
30 69705504
31 159413696
32 1184191340
33 1183672188
34 23656693528
35 28963250020
36 701296434876
37 754283490078

List of values

[0, 1, 2, 2, 4, 2, 2, 2, 4, 8, 18, 14, 36, 38, 232, 268, 110, 280, 4348, 3244, 32684, 148184, 207616, 9988, 1946132, 2154482, 13319736, 8971624, 12345748, 69705504, 159413696, 1184191340, 1183672188, 23656693528, 28963250020, 701296434876, 754283490078]

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

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