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.

A100730 Fundamental difference of Ulam 1-additive sequence starting U(2,2n+1).

Table of values

n a(n)
2 126
3 126
4 1778
5 6510
6 23622
7 510
8 507842
9 1523526
10 8388606
11 4194302
12 597870
13 35791394
14 21691754
15 2046
16 511305630
17 45678505642
18 51539607546
19 640638112422
20 2748779069430
21 25563645345606
22 46912496118442
23 80418967640942

List of values

[126, 126, 1778, 6510, 23622, 510, 507842, 1523526, 8388606, 4194302, 597870, 35791394, 21691754, 2046, 511305630, 45678505642, 51539607546, 640638112422, 2748779069430, 25563645345606, 46912496118442, 80418967640942]

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

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