A359638 a(n) is the least odd prime not in A001359 such that all subsequent composites in the gap up to the next prime have exactly n prime factors, counted with multiplicity.

601, 1429, 81547, 248749, 27140749, 310314157, 3566181247

Offset: 3

Author

Hugo Pfoertner, Jan 16 2023

Keywords

• nonn
• more
• hard

Crossrefs

Cf. A001222, A001359, A062502, A359636, A359637.

Programs

PARI

a359638(maxp) = {my (k=3, pp=3); forprime (p=5, maxp, my (mi=oo, ma=0); if (p-pp>2, for (j=pp+1, p-1, my(mo=bigomega(j)); if(mo