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.

A143643 Numerators of the lower principal convergents and the lower intermediate convergents to 3^(1/2).

Table of values

n a(n)
1 1
2 3
3 5
4 12
5 19
6 45
7 71
8 168
9 265
10 627
11 989
12 2340
13 3691
14 8733
15 13775
16 32592
17 51409
18 121635
19 191861
20 453948
21 716035
22 1694157
23 2672279
24 6322680
25 9973081
26 23596563
27 37220045
28 88063572
29 138907099
30 328657725
31 518408351
32 1226567328
33 1934726305
34 4577611587
35 7220496869
36 17083879020
37 26947261171
38 63757904493
39 100568547815

List of values

[1, 3, 5, 12, 19, 45, 71, 168, 265, 627, 989, 2340, 3691, 8733, 13775, 32592, 51409, 121635, 191861, 453948, 716035, 1694157, 2672279, 6322680, 9973081, 23596563, 37220045, 88063572, 138907099, 328657725, 518408351, 1226567328, 1934726305, 4577611587, 7220496869, 17083879020, 26947261171, 63757904493, 100568547815]

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

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