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.

A290579 E.g.f. satisfies: A(x) = (1 + sin(x*A(x))) / cos(x*A(x)).

Table of values

n a(n)
0 1
1 1
2 3
3 17
4 145
5 1661
6 23947
7 416765
8 8504865
9 199200985
10 5268047411
11 155282897065
12 5048546868209
13 179483438440021
14 6927036355244475
15 288439692143197397
16 12889578930617144641
17 615304922810783744561
18 31249797537098034966499
19 1682478707717022082757441
20 95721167135792642044679505
21 5738213812249917154871122861
22 361520344958259229318337826923
23 23881324878748364254507881173677

List of values

[1, 1, 3, 17, 145, 1661, 23947, 416765, 8504865, 199200985, 5268047411, 155282897065, 5048546868209, 179483438440021, 6927036355244475, 288439692143197397, 12889578930617144641, 615304922810783744561, 31249797537098034966499, 1682478707717022082757441, 95721167135792642044679505, 5738213812249917154871122861, 361520344958259229318337826923, 23881324878748364254507881173677]

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

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