A113031 - cp's OEIS frontend

A113031 Triangle read by rows: n-th row begins with n and contains n terms with the same prime signature such that the (r+1)-th term == 1 (mod r-th term).

n	a(n)
1	1
2	2
3	3
4	3
5	7
6	29
7	4
8	9
9	289
10	332929
11	5
12	11
13	23
14	47
15	283
16	6
17	55
18	111
19	334
20	335
21	671
22	7
23	29
24	59
25	709
26	2837
27	22697
28	590123
29	8
30	4913
31	2084349468684419
32	24848244676397648518313556708104734780186593641363

[1, 2, 3, 3, 7, 29, 4, 9, 289, 332929, 5, 11, 23, 47, 283, 6, 55, 111, 334, 335, 671, 7, 29, 59, 709, 2837, 22697, 590123, 8, 4913, 2084349468684419, 24848244676397648518313556708104734780186593641363]

cp's OEIS Frontend

A113031 Triangle read by rows: n-th row begins with n and contains n terms with the same prime signature such that the (r+1)-th term == 1 (mod r-th term).

Table of values

List of values