OFFSET
3,1
EXAMPLE
1*19 + 7*17 = 138 = 6*23. hence a(7) = 138, a multiple of prime(9)= 23.
CROSSREFS
KEYWORD
nonn
AUTHOR
Amarnath Murthy and Jason Earls, Jul 15 2003
EXTENSIONS
More terms from David Wasserman, Feb 15 2005
STATUS
approved