A350098 a(n) is the lower end of a record gap A349995(n) between consecutive odd squarefree semiprimes (A046388).

15, 21, 95, 267, 2369, 6559, 8817, 13705, 15261, 21583, 35981, 66921, 113009, 340891, 783757, 872219, 3058853, 3586843, 5835191, 12345473, 108994623, 248706917, 268749691, 679956119, 709239621, 3648864859, 3790337723, 4171420481, 33955869693, 34279038379, 34840796369

Offset: 1

Author

Hugo Pfoertner, Dec 26 2021

Keywords

• nonn

Examples

			See A349995.
		

Links

• Lucas A. Brown, Table of n, a(n) for n = 1..41 (first 34 terms from Hugo Pfoertner)
• Lucas A. Brown, Python program.

Crossrefs

Cf. A046388, A085809, A341828, A349995, A350099.

Starting at a(3)=95 the terms coincide with the known terms of A114057.

Formula

a(n) = A350099(n) - A349995(n).