A115649 - cp's OEIS frontend

A115649 Numbers whose square is the sum of distinct double factorials (A006882).

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	11
9	13
10	20
11	21
12	31
13	38
14	62
15	63
16	65
17	66
18	70
19	72
20	102
21	107
22	109
23	120
24	125
25	217
26	218
27	238
28	240
29	373
30	382
31	387
32	427
33	439
34	834
35	840
36	890
37	915
38	1440
39	1474
40	1638
41	1650
42	3213
43	3220
44	3241
45	3332
46	3540
47	5886
48	6751
49	6855
50	13730
51	14078
52	14911

[1, 2, 3, 4, 5, 7, 8, 11, 13, 20, 21, 31, 38, 62, 63, 65, 66, 70, 72, 102, 107, 109, 120, 125, 217, 218, 238, 240, 373, 382, 387, 427, 439, 834, 840, 890, 915, 1440, 1474, 1638, 1650, 3213, 3220, 3241, 3332, 3540, 5886, 6751, 6855, 13730, 14078, 14911]

cp's OEIS Frontend

A115649 Numbers whose square is the sum of distinct double factorials (A006882).

Table of values

List of values