A147724 - cp's OEIS frontend

A147724 a(n) = C(3,n) DELTA C(0,n).

n	a(n)
0	1
1	1
2	1
3	4
4	5
5	1
6	25
7	33
8	9
9	1
10	172
11	238
12	78
13	13
14	1
15	1201
16	1745
17	667
18	139
19	17
20	1
21	8404
22	12807
23	5583
24	1376
25	216
26	21
27	1
28	58825
29	93841
30	45822
31	12950
32	2429
33	309
34	25
35	1
36	411772
37	686288
38	370108
39	117458
40	25366
41	3890
42	418
43	29
44	1
45	2882401
46	5009889
47	2951034
48	1035834
49	251583
50	44607
51	5823
52	543
53	33
54	1

[1, 1, 1, 4, 5, 1, 25, 33, 9, 1, 172, 238, 78, 13, 1, 1201, 1745, 667, 139, 17, 1, 8404, 12807, 5583, 1376, 216, 21, 1, 58825, 93841, 45822, 12950, 2429, 309, 25, 1, 411772, 686288, 370108, 117458, 25366, 3890, 418, 29, 1, 2882401, 5009889, 2951034, 1035834, 251583, 44607, 5823, 543, 33, 1]

cp's OEIS Frontend

A147724 a(n) = C(3,n) DELTA C(0,n).

Table of values

List of values