A024389 - cp's OEIS frontend

A024389 [ (4th elementary symmetric function of S(n))/(2nd elementary symmetric function of S(n)) ], where S(n) = {first n+3 positive integers congruent to 1 mod 4}.

n	a(n)
1	2
2	19
3	72
4	190
5	409
6	773
7	1336
8	2159
9	3309
10	4863
11	6907
12	9532
13	12840
14	16939
15	21945
16	27985
17	35189
18	43699
19	53664
20	65239
21	78591
22	93891
23	111320
24	131067
25	153328
26	178309
27	206221
28	237286
29	271732
30	309795
31	351722
32	397763
33	448180
34	503242
35	563224
36	628413

[2, 19, 72, 190, 409, 773, 1336, 2159, 3309, 4863, 6907, 9532, 12840, 16939, 21945, 27985, 35189, 43699, 53664, 65239, 78591, 93891, 111320, 131067, 153328, 178309, 206221, 237286, 271732, 309795, 351722, 397763, 448180, 503242, 563224, 628413]

cp's OEIS Frontend

A024389 [ (4th elementary symmetric function of S(n))/(2nd elementary symmetric function of S(n)) ], where S(n) = {first n+3 positive integers congruent to 1 mod 4}.

Table of values

List of values