A371553 - cp's OEIS frontend

A371553 Consider primitive pairs of integers (b, c) with b > 0 such that x^5 + b*x + c = 0 is irreducible and solvable by radicals: sequence gives values of b.

n	a(n)
1	11
2	15
3	15
4	20
5	120
6	120
7	280
8	280
9	312
10	330
11	330
12	750
13	750
14	4095
15	4095
16	5700
17	5700
18	7800
19	7800
20	10140
21	10140
22	10564
23	10564
24	11102
25	11275
26	11275
27	21970
28	21970
29	27248
30	30758
31	31000
32	31000
33	31146
34	31350
35	31350
36	32955
37	32955
38	35490
39	35490
40	38360
41	38360
42	41236

[11, 15, 15, 20, 120, 120, 280, 280, 312, 330, 330, 750, 750, 4095, 4095, 5700, 5700, 7800, 7800, 10140, 10140, 10564, 10564, 11102, 11275, 11275, 21970, 21970, 27248, 30758, 31000, 31000, 31146, 31350, 31350, 32955, 32955, 35490, 35490, 38360, 38360, 41236]

cp's OEIS Frontend

A371553 Consider primitive pairs of integers (b, c) with b > 0 such that x^5 + b*x + c = 0 is irreducible and solvable by radicals: sequence gives values of b.

Table of values

List of values