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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.

A302241 Triangle T(n,k) read by rows giving the coefficients of the matching-generating polynomial of the n X n knight graph (0 <= k <= floor(n^2/2)).

Table of values

n a(n)
1 1
2 1
3 1
4 8
5 20
6 16
7 2
8 1
9 24
10 224
11 1032
12 2464
13 2944
14 1592
15 320
16 16
17 1
18 48
19 964
20 10592
21 70024
22 289344
23 754244
24 1226288
25 1203410
26 670000
27 189544
28 22112
29 644
30 1
31 80
32 2828
33 58432
34 786982
35 7298848
36 48033800
37 227891056
38 784428297
39 1956801264
40 3509779148
41 4458911088
42 3919123796
43 2301829920
44 858287984
45 187915392
46 21263600
47 980608
48 10304

List of values

[1, 1, 1, 8, 20, 16, 2, 1, 24, 224, 1032, 2464, 2944, 1592, 320, 16, 1, 48, 964, 10592, 70024, 289344, 754244, 1226288, 1203410, 670000, 189544, 22112, 644, 1, 80, 2828, 58432, 786982, 7298848, 48033800, 227891056, 784428297, 1956801264, 3509779148, 4458911088, 3919123796, 2301829920, 858287984, 187915392, 21263600, 980608, 10304]

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

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