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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.

A373499 a(n) = Sum_{i=1..n-1} binomial(prime(n),prime(i)).

Table of values

n a(n)
1 0
2 3
3 20
4 77
5 1012
6 3445
7 41208
8 166041
9 2886776
10 176545765
11 707922076
12 44154219471
13 628182427994
14 2318296787282
15 32073418630027
16 2032575090770969
17 140272398486718041
18 558946109921421607
19 34092092791668401412
20 554618378100523846567
21 2286090868263899514704

List of values

[0, 3, 20, 77, 1012, 3445, 41208, 166041, 2886776, 176545765, 707922076, 44154219471, 628182427994, 2318296787282, 32073418630027, 2032575090770969, 140272398486718041, 558946109921421607, 34092092791668401412, 554618378100523846567, 2286090868263899514704]

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

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