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.

A262002 L.g.f.: log( Sum_{n>=0} x^n/n! * Product_{k=1..n} (k^2 + 1) ).

Table of values

n a(n)
1 2
2 6
3 28
4 164
5 1132
6 8916
7 78608
8 765904
9 8170752
10 94755776
11 1187551088
12 16004096144
13 230910861872
14 3553052000336
15 58100442762368
16 1006457051734784
17 18415695160624192
18 354980774078690496
19 7190981550797464448
20 152744987909458781824
21 3395058926880381635712
22 78814259879097446800256

List of values

[2, 6, 28, 164, 1132, 8916, 78608, 765904, 8170752, 94755776, 1187551088, 16004096144, 230910861872, 3553052000336, 58100442762368, 1006457051734784, 18415695160624192, 354980774078690496, 7190981550797464448, 152744987909458781824, 3395058926880381635712, 78814259879097446800256]

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

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