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.

A136370 Numerator of 1 - Sum_{k=1..n} (-1)^(k+1)/prime(k)^2.

Table of values

n a(n)
1 3
2 31
3 739
4 37111
5 4446331
6 756766039
7 217803584371
8 78887714418031
9 41637516941042299
10 35066922176061410359
11 33657455280704707522099
12 46117280789485930425170431
13 77468081652660425646977758411
14 143331051198625503752852285686039

List of values

[3, 31, 739, 37111, 4446331, 756766039, 217803584371, 78887714418031, 41637516941042299, 35066922176061410359, 33657455280704707522099, 46117280789485930425170431, 77468081652660425646977758411, 143331051198625503752852285686039]

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

Content is available under The OEIS End-User License Agreement.