A354621 - cp's OEIS frontend

A354621 Number of n-tuples (p_1, p_2, ..., p_n) of positive integers such that p_{i-1} <= p_i <= prime(i).

n	a(n)
0	1
1	2
2	5
3	19
4	85
5	586
6	3583
7	28568
8	195449
9	1666786
10	18757980
11	161386953
12	1897428757
13	20910643255
14	186584844271
15	1896239913403
16	23753305611756
17	322385257985845
18	3291722491175736
19	43011227141438328
20	517673545204963277
21	5056620552149902641
22	65366993167319822971

[1, 2, 5, 19, 85, 586, 3583, 28568, 195449, 1666786, 18757980, 161386953, 1897428757, 20910643255, 186584844271, 1896239913403, 23753305611756, 322385257985845, 3291722491175736, 43011227141438328, 517673545204963277, 5056620552149902641, 65366993167319822971]

cp's OEIS Frontend

A354621 Number of n-tuples (p_1, p_2, ..., p_n) of positive integers such that p_{i-1} <= p_i <= prime(i).

Table of values

List of values