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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.

A348815 a(n) = number of chord labeled loopless diagrams by number of K_4.

Table of values

n a(n)
1 0
2 1
3 134
4 75843
5 83002866
6 158861646466
7 490294453324924
8 2292204611710892971
9 15459367618357013402267
10 144663877588996810362218074
11 1819753109993633276315632934129
12 29976383544377113242613349012354566
13 632574848906117234957565158900144038734

List of values

[0, 1, 134, 75843, 83002866, 158861646466, 490294453324924, 2292204611710892971, 15459367618357013402267, 144663877588996810362218074, 1819753109993633276315632934129, 29976383544377113242613349012354566, 632574848906117234957565158900144038734]

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

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