A344122 - cp's OEIS frontend

A344122 Triangle T(n,k) read by rows in which n-th row gives all tree-able degree sequences S of n nodes encoded as Product_{k in S} prime(k); n >= 2, 1<= k <= A000041(n-2).

n	a(n)
2	4
3	12
4	40
5	36
6	112
7	120
8	108
9	352
10	336
11	400
12	360
13	324
14	832
15	1056
16	1120
17	1008
18	1200
19	1080
20	972
21	2176
22	2496
23	3520
24	3136
25	3168
26	3360
27	4000
28	3024
29	3600
30	3240
31	2916
32	4864
33	6528
34	8320
35	9856
36	7488
37	10560
38	9408
39	11200
40	9504
41	10080
42	12000
43	9072
44	10800
45	9720
46	8748
47	11776
48	14592
49	21760

[4, 12, 40, 36, 112, 120, 108, 352, 336, 400, 360, 324, 832, 1056, 1120, 1008, 1200, 1080, 972, 2176, 2496, 3520, 3136, 3168, 3360, 4000, 3024, 3600, 3240, 2916, 4864, 6528, 8320, 9856, 7488, 10560, 9408, 11200, 9504, 10080, 12000, 9072, 10800, 9720, 8748, 11776, 14592, 21760]

cp's OEIS Frontend

A344122 Triangle T(n,k) read by rows in which n-th row gives all tree-able degree sequences S of n nodes encoded as Product_{k in S} prime(k); n >= 2, 1<= k <= A000041(n-2).

Table of values

List of values