A350096 a(n) is the larger of 2 consecutive primes bounding an interval containing a record number A350097(n) of odd squarefree semiprimes (A046388).

17, 37, 97, 211, 223, 907, 1151, 1361, 10007, 15727, 19661, 44351, 156007, 370373, 396833, 492227, 1357333, 1671907, 3826157, 17836561, 20831533, 47465443, 107534789, 122164969, 434865671, 436273291, 2300942869, 4302407713, 10726905041, 25056082543, 42652618807

Offset

1,1

Links

Lucas A. Brown, Table of n, a(n) for n = 1..32 (terms 1-28 from Hugo Pfoertner, 29-31 from Martin Ehrenstein)

Lucas A. Brown, Python program.

Formula

a(n) = nextprime(A350095(n)).

Example

See A350095.

Crossrefs

A350097 gives the corresponding counts.

Cf. A000101, A002386, A005250, A046388, A349995, A350095.

Sequence in context: A155143 A261529 A141886 * A269240 A060429 A052292

Adjacent sequences: A350093 A350094 A350095 * A350097 A350098 A350099

Keyword

nonn

Author

Hugo Pfoertner, Dec 25 2021

Extensions

a(29)-a(31) from Martin Ehrenstein, Dec 28 2021

a(32) from Lucas A. Brown, Mar 21 2024

Status

approved