

A356893


a(n) is the smallest number m such that m, m+1, m+2 and m+3 each have exactly n prime factors (counted with multiplicity).


3




OFFSET

3,1


COMMENTS

a(9) <= 1691788490622, a(10) <= 198629571578750, a(11) <= 3650742165781248.  David A. Corneth, Sep 04 2022


LINKS



EXAMPLE

4023 = 3^3*149, 4024 = 2^3*503, 4025=5^2*7*23, 4026=2*3*11*61 (all products of four prime factors).


CROSSREFS



KEYWORD

nonn,more


AUTHOR



STATUS

approved



