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User:Jason Kimberley/A167625

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A167625

Square array counting isomorphism classes of k-regular multigraphs of order n, loops allowed. Notice that we have successive partial sums row 1, row 2, number of multigraphs with loops on 2 nodes with k edges, row 3, A001752, A001753, A001769, A001779, A001780, A001781, A001786, A001808.

A000012 A000012 A000041 A129427 A129429 A129431 A129433 A129435 A129437
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
A000012 1 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0
A008619 2 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16
aprs.2B 3 1 0 3 0 7 0 13 0 22 0 34 0 50 0 70 0 95 0 125 0 161 0 203 0 252 0
4 1 1 5 8 20 32 66 101 181 270 438 631 960 1337 1933 2621 3638 4813 6473 8379 10975
5 1 0 7 0 56 0 384 0 2183 0 10152 0 39610 0 133131 0
6 1 1 11 31 187 727 3369 12782 47773 157804 492431 1409599 3810496 9658356 23299850
7 1 0 15 0 654 0 40365 0 1689841 0 42831030 0 715104449 0
8 1 1 22 140 2705 42703 675368 8584767 90972682 805459657 6114329852 40475061121
9 1 0 30 0 12587 0 14843787 0 6948008975 0 1339734606359 0
10 1 1 42 722 67902 5988679 412444439 20104116089 721121538707 19795219998145
11 1 0 56 0 417065 0 14024069358 0 98626660242232 0
12 1 1 77 4439 2897432 1639714425 570883006810 122644465172798 17361164959413148
13 1 0 101 0 22382255 0 27368160642418 0
14 1 1 135 32654 189930004 757559332934 1525274952640101
15 1 0 176 0 1750561160 0 97766102550401217
16 1 1 231 289519 17380043136 541249158493444 7141331463919539567
17 1 0 297 0 184653542135 0
18 1 1 385 3054067 2088649831822 564262722366313620
19 1 0 490 0 25046462480066 0
20 1 1 627 37584620 317295911519901 822164422526588575949
21 1 0 792 0 4233450347175663 0
22 1 1 1002 527968286 59329632953577985
23 1 0 1255 0 871281036897298464
24 1 1 1575 8308434931
25 1 0 1958 0
26 1 1 2436 144345554051
27 1 0 3010 0
28 1 1 3718 2738280739075
29 1 0 4565 0
30 1 1 5604 56245013793246
31 1 0 6842 0
32 1 1 8349 1242596591479816
33 1 0 10143
34 1 1 12310
35 1 0 14883
36 1 1 17977
37 1 0 21637
38 1 1 26015
39 1 0 31185
40 1 1 37338