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.

A169918 Squares in carryless arithmetic mod 10 with addition of digits defined to be multiplication mod 10 and multiplication of digits defined to be addition mod 10.

Table of values

n a(n)
0 0
1 2
2 4
3 6
4 8
5 0
6 2
7 4
8 6
9 8
10 210
11 242
12 294
13 266
14 258
15 260
16 292
17 244
18 216
19 208
20 440
21 492
22 464
23 456
24 468
25 490
26 442
27 414
28 406
29 418
30 690
31 662
32 654
33 666
34 698
35 640
36 612
37 604
38 616
39 648
40 860
41 852
42 864
43 896
44 848
45 810
46 802
47 814
48 846
49 898
50 50
51 62
52 94
53 46
54 18
55 0
56 12
57 44
58 96
59 68
60 260
61 292

List of values

[0, 2, 4, 6, 8, 0, 2, 4, 6, 8, 210, 242, 294, 266, 258, 260, 292, 244, 216, 208, 440, 492, 464, 456, 468, 490, 442, 414, 406, 418, 690, 662, 654, 666, 698, 640, 612, 604, 616, 648, 860, 852, 864, 896, 848, 810, 802, 814, 846, 898, 50, 62, 94, 46, 18, 0, 12, 44, 96, 68, 260, 292]

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

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