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.

A354334 a(n) is the numerator of Sum_{k=0..n} 1 / (2*k)!.

Table of values

n a(n)
0 1
1 3
2 37
3 1111
4 6913
5 799933
6 739138093
7 44841044309
8 32285551902481
9 9879378882159187
10 1251387991740163687
11 1734423756551866870183
12 136771701945232930334431
13 23048564587067030852654113
14 42769754577382930342215977687
15 409306551305554643375006906464591

List of values

[1, 3, 37, 1111, 6913, 799933, 739138093, 44841044309, 32285551902481, 9879378882159187, 1251387991740163687, 1734423756551866870183, 136771701945232930334431, 23048564587067030852654113, 42769754577382930342215977687, 409306551305554643375006906464591]

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

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