A337463 Numbers k such that k, k+1, k+2 and k+3 are products of 6 primes (A046306).

8706123, 24463374, 32442848, 32942943, 36782289, 48580623, 55486248, 57476573, 59600365, 59757774, 62481222, 62664810, 62884590, 63262374, 63728124, 64724373, 65159575, 65450824, 69362487, 70302087, 70370223, 70785924, 71494773, 72060272, 72503682, 73256910, 73638422, 74066874, 74361858

Offset: 1

Author

Zak Seidov, Sep 29 2020

Keywords

• nonn

Comments

a(1) = 8706123 = A067821(4).

Examples

			8706123 = 3^4*19*5657, 8706124 = 2*2*7*7*43*1033,
8706125 = 5^3*17*17*241, 8706126 = 2*3*11*13*73*139.
		

Crossrefs

Cf. A067821, A046306, A237201.

Programs

PARI

for(k=2^6,75000000,my(found=1);for(j=0,3,if(bigomega(k+j)!=6,found=0;break));if(found,print1(k,", "))) \\ Hugo Pfoertner, Oct 21 2020