A143981 - cp's OEIS frontend

A143981 The number of unigraphical partitions of 2m; that is, the number of partitions of 2m which are realizable as the degree sequence of one and only one graph (where loops are not allowed but multiple edges are allowed).

n	a(n)
1	1
2	3
3	6
4	9
5	15
6	19
7	26
8	36
9	46
10	59
11	80
12	100
13	128
14	167
15	211
16	267
17	341
18	429
19	541
20	682
21	850
22	1063
23	1327
24	1647
25	2035
26	2520
27	3100
28	3810
29	4669
30	5708
31	6955
32	8468
33	10267
34	12441
35	15026
36	18120
37	21788
38	26175
39	31355
40	37510
41	44769
42	53362
43	63460
44	75384
45	89348

[1, 3, 6, 9, 15, 19, 26, 36, 46, 59, 80, 100, 128, 167, 211, 267, 341, 429, 541, 682, 850, 1063, 1327, 1647, 2035, 2520, 3100, 3810, 4669, 5708, 6955, 8468, 10267, 12441, 15026, 18120, 21788, 26175, 31355, 37510, 44769, 53362, 63460, 75384, 89348]

cp's OEIS Frontend

A143981 The number of unigraphical partitions of 2m; that is, the number of partitions of 2m which are realizable as the degree sequence of one and only one graph (where loops are not allowed but multiple edges are allowed).

Table of values

List of values