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.

A192305 0-sequence of reduction of (2n) by x^2 -> x+1.

Table of values

n a(n)
1 2
2 2
3 8
4 16
5 36
6 72
7 142
8 270
9 504
10 924
11 1672
12 2992
13 5306
14 9338
15 16328
16 28392
17 49132
18 84664
19 145350
20 248710
21 424312
22 721972
23 1225488
24 2075616
25 3508466
26 5919602
27 9970952
28 16768960
29 28161204
30 47229864
31 79112062
32 132362622
33 221216376
34 369341388
35 616061848
36 1026669712
37 1709502122
38 2844208874
39 4728518600
40 7855572120

List of values

[2, 2, 8, 16, 36, 72, 142, 270, 504, 924, 1672, 2992, 5306, 9338, 16328, 28392, 49132, 84664, 145350, 248710, 424312, 721972, 1225488, 2075616, 3508466, 5919602, 9970952, 16768960, 28161204, 47229864, 79112062, 132362622, 221216376, 369341388, 616061848, 1026669712, 1709502122, 2844208874, 4728518600, 7855572120]

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

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