A376245 - cp's OEIS frontend

A376245 Lexicographically earliest sequence of positive integers a(1), a(2), ... such that for any n > 0, Sum_{k = 1..n} 1 / (a(k) * A376244(k)) < 1.

n	a(n)
1	1
2	1
3	1
4	2
5	2
6	17
7	177
8	399089
9	25009621311
10	1875034732942983344228
11	1539443127106211836190570031058344660910551
12	4678021254342525951806601314996862405949898779699686841158030172103896860849760557451

[1, 1, 1, 2, 2, 17, 177, 399089, 25009621311, 1875034732942983344228, 1539443127106211836190570031058344660910551, 4678021254342525951806601314996862405949898779699686841158030172103896860849760557451]

cp's OEIS Frontend

A376245 Lexicographically earliest sequence of positive integers a(1), a(2), ... such that for any n > 0, Sum_{k = 1..n} 1 / (a(k) * A376244(k)) < 1.

Table of values

List of values