A356275 -id:A356275 - cp's OEIS frontend

Showing 1-4 of 4 results.

A356276 a(n) is the number of integers that can be written as (3 + 1/t_1)^m * (3 + 1/t_2)^(n-m) with integers t_1,t_2 >= 2 and 0 < m < n.

Original entry on oeis.org

2, 2, 3, 2, 4, 3, 4, 5, 4, 4

Offset: 2

Markus Sigg, Aug 03 2022

For comments and a PARI program see A356275.

Cf. A355626, A356275, A356277, A356278, A356279.

a(11) from Jinyuan Wang, Aug 04 2022

A356277 a(n) is the smallest integer that can be written as (3 + 1/t_1)^m * (3 + 1/t_2)^(n-m) with integers t_1,t_2 >= 2 and 0 < m < n.

Original entry on oeis.org

10, 32, 100, 320, 1000, 3125, 10000, 31250, 100000, 312500

Offset: 2

Markus Sigg, Aug 03 2022

For comments and a PARI program see A356275.

Cf. A355626, A356275, A356276, A356278, A356279.

a(11) from Jinyuan Wang, Aug 04 2022

A356278 a(n) is the largest integer that can be written as (3 + 1/t_1)^m * (3 + 1/t_2)^(n-m) with integers t_1,t_2 >= 2 and 0 < m < n.

Original entry on oeis.org

11, 37, 121, 325, 1369, 3250, 14641, 50653, 161051, 327680

Offset: 2

Markus Sigg, Aug 03 2022

For comments and a PARI program see A356275.

Cf. A355626, A356275, A356276, A356277, A356279.

a(11) from Jinyuan Wang, Aug 04 2022

A356279 Integers that can be written as (3 + 1/t_1)^m * (3 + 1/t_2)^k with integers t_1,t_2 >= 2 and m,k > 0.

Original entry on oeis.org

10, 11, 32, 37, 100, 103, 121, 320, 325, 1000, 1024, 1331, 1369, 3125, 3200, 3250, 10000, 10240, 10609, 14641, 31250, 32000, 32500, 32768, 50653, 100000, 102400, 105625, 161051, 312500, 320000, 325000, 327680

Offset: 1

Markus Sigg, Aug 03 2022

For comments and a PARI program see A356275.

Cf. A355626, A356275, A356276, A356277, A356278.

a(30)-a(33) from Jinyuan Wang, Aug 04 2022

Showing 1-4 of 4 results.