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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.

A160454 Number of isomorphism classes of 5-fold coverings of a connected graph with Betti number n.

Table of values

n a(n)
0 1
1 7
2 161
3 14721
4 1730861
5 207388305
6 24883501301
7 2985987361161
8 358318118583341
9 42998170050574305
10 5159780357316368741
11 619173642303122852601
12 74300837069552376921821
13 8916100448264989434407505
14 1069932053790827570370392981

List of values

[1, 7, 161, 14721, 1730861, 207388305, 24883501301, 2985987361161, 358318118583341, 42998170050574305, 5159780357316368741, 619173642303122852601, 74300837069552376921821, 8916100448264989434407505, 1069932053790827570370392981]

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

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