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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.

A135206 Numbers m for which Sum_digits(m!) is a multiple of Sum_digits(m!!).

Table of values

n a(n)
1 1
2 2
3 3
4 11
5 19
6 28
7 48
8 64
9 158
10 164
11 190
12 308
13 324
14 602
15 782
16 926
17 1202
18 1540
19 1568
20 1614
21 2076
22 2122
23 2340
24 2546
25 2818
26 2858
27 2866
28 3334
29 3582
30 3714
31 4120
32 4266
33 4794
34 5084
35 5432
36 5454
37 5696
38 6112
39 6250
40 6276
41 6358
42 6760
43 7368
44 8218
45 8970
46 9004
47 9088

List of values

[1, 2, 3, 11, 19, 28, 48, 64, 158, 164, 190, 308, 324, 602, 782, 926, 1202, 1540, 1568, 1614, 2076, 2122, 2340, 2546, 2818, 2858, 2866, 3334, 3582, 3714, 4120, 4266, 4794, 5084, 5432, 5454, 5696, 6112, 6250, 6276, 6358, 6760, 7368, 8218, 8970, 9004, 9088]

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

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