OFFSET
1,1
COMMENTS
Any of A002110 \ {1} = {2, 6, 30, 210, ...}, raised to any power in A000079 = {1, 2, 4, 8, ...}. - M. F. Hasler, Jun 01 2018
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..809
Will Nicholes, Binary-encoded prime signatures.
PROG
(PARI) list(lim)=my(v=List(), t=1, e); forprime(p=2, , t*=p; if(t>lim, return(Set(v))); listput(v, t); e=2; while(t^e<=lim, listput(v, t^e); e<<=1)) \\ Charles R Greathouse IV, Sep 05 2016
CROSSREFS
KEYWORD
nonn
AUTHOR
Will Nicholes, Nov 30 2007
STATUS
approved