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.

A305312 Discriminant a(n) of the indefinite binary quadratic Markoff form m(n)*F_{m(n)}(x, y) with m(n) = A002559(n), for n >= 1.

Table of values

n a(n)
1 5
2 32
3 221
4 1517
5 7565
6 10400
7 71285
8 257045
9 338720
10 488597
11 1687397
12 3348896
13 8732021
14 15800621
15 22953677
16 75533477
17 157326845
18 296631725
19 376282400
20 514518485
21 741527357
22 1078334240
23 1945074605
24 7391012837
25 10076746685
26 12768548000
27 16843627085
28 24001135925
29 34830756896
30 50658755621
31 83909288237
32 164358078917
33 342312755621
34 347220276512
35 781553243021
36 1636268213885
37 2244540316037
38 2379883179965
39 3756053306912
40 7713367517021

List of values

[5, 32, 221, 1517, 7565, 10400, 71285, 257045, 338720, 488597, 1687397, 3348896, 8732021, 15800621, 22953677, 75533477, 157326845, 296631725, 376282400, 514518485, 741527357, 1078334240, 1945074605, 7391012837, 10076746685, 12768548000, 16843627085, 24001135925, 34830756896, 50658755621, 83909288237, 164358078917, 342312755621, 347220276512, 781553243021, 1636268213885, 2244540316037, 2379883179965, 3756053306912, 7713367517021]