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A340018 MM-numbers of labeled graphs with half-loops covering an initial interval of positive integers, without isolated vertices.

Table of values

n a(n)
1 1
2 3
3 13
4 15
5 39
6 65
7 141
8 143
9 145
10 165
11 195
12 377
13 429
14 435
15 611
16 705
17 715
18 1131
19 1363
20 1551
21 1595
22 1833
23 1885
24 1937
25 2021
26 2117
27 2145
28 2235
29 2365
30 2397
31 2409
32 2431
33 2465
34 2805
35 3055
36 4089
37 4147
38 4785
39 5655
40 5811
41 6063
42 6149
43 6235
44 6351
45 6409
46 6721
47 6815

List of values

[1, 3, 13, 15, 39, 65, 141, 143, 145, 165, 195, 377, 429, 435, 611, 705, 715, 1131, 1363, 1551, 1595, 1833, 1885, 1937, 2021, 2117, 2145, 2235, 2365, 2397, 2409, 2431, 2465, 2805, 3055, 4089, 4147, 4785, 5655, 5811, 6063, 6149, 6235, 6351, 6409, 6721, 6815]