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.

A340974 The sum of the numbers on straight lines of incrementing length n when drawn over numbers of the square spiral, where each line contains numbers which sum to the minimum possible value, and each number on the spiral can only be in one line. If two or more lines exist with the same sum the one containing the smallest number is chosen.

Table of values

n a(n)
0 1
1 5
2 18
3 46
4 95
5 171
6 238
7 372
8 549
9 775
10 1056
11 1398
12 1807
13 2289
14 2850
15 3482
16 3940
17 4539
18 5525
19 6384
20 7225
21 8263
22 9159
23 10864
24 12032
25 13881
26 15453
27 17094
28 18862
29 20339
30 22758
31 25122
32 27567
33 30605
34 33060
35 36836
36 39285
37 43277
38 45310
39 48850
40 53337
41 56889
42 62264
43 65812
44 72139
45 77531
46 81325

List of values

[1, 5, 18, 46, 95, 171, 238, 372, 549, 775, 1056, 1398, 1807, 2289, 2850, 3482, 3940, 4539, 5525, 6384, 7225, 8263, 9159, 10864, 12032, 13881, 15453, 17094, 18862, 20339, 22758, 25122, 27567, 30605, 33060, 36836, 39285, 43277, 45310, 48850, 53337, 56889, 62264, 65812, 72139, 77531, 81325]

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

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