

A160179


a(1)=2. a(n) equals the product of the previous terms divided by the (n1)st prime gap.


0




OFFSET

1,1


COMMENTS

Start with a(1)=2. Build a(n) as the product of all preceding terms divided by the nminusfirst prime gap. The sequence is limited to 9 terms because the 10th term is no longer an integer.


LINKS



FORMULA

a(1) =2. a(n) = product_{i=1..n1} a(i) / A001223(n1), n>1.


EXAMPLE

a(8) = 2*2*2*4*8*128*8192/2 = 134217728.


CROSSREFS



KEYWORD

nonn,fini,full


AUTHOR

Valle Rogers (Vallerogers(AT)hotmail.com), May 03 2009


EXTENSIONS



STATUS

approved



