A349995 - OEIS

A349995

Record gaps between odd squarefree semiprimes (A046388).

6, 12, 16, 20, 22, 24, 26, 28, 32, 36, 38, 40, 44, 50, 52, 60, 64, 70, 74, 84, 90, 92, 100, 102, 116, 118, 120, 132, 136, 138, 140, 142, 146, 152, 154, 156, 164, 170, 184, 186, 210

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..41.

Lucas A. Brown, Python program.

EXAMPLE

n A350098(n) A350099(n) a(n)

1 15 21 6

2 21 33 12

3 95 111 16

4 267 287 20

5 2369 2391 22

CROSSREFS

Records in A341828.

Cf. A350098 lower ends of the record gaps, A350099 upper ends of the record gaps.

Cf. A000101, A002386, A005250, A085809, A114057.

Sequence in context: A315626 A315627 A315628 * A315629 A315630 A315631

Adjacent sequences: A349992 A349993 A349994 * A349996 A349997 A349998

KEYWORD

nonn,hard,more

AUTHOR

Hugo Pfoertner, Dec 25 2021

EXTENSIONS

a(35)-a(41) from Lucas A. Brown, Feb 29 2024

STATUS

approved