OFFSET

0,2

FORMULA

From Chayim Lowen, Jul 29 2015: (Start)

Product_{m=0..n} a(m) = (A085897(n+1)-1)! whence:

a(n) = (A085897(n+1)-1)!/a(n-1).

EXAMPLE

a(3) = 1680 = 5*6*7*8 = 2^3*(5*6*7) is divisible by 2^3=8. (In fact, it is divisible by 2^4, but 5*6*7 is not divisible by 8.)

CROSSREFS

KEYWORD

nonn

AUTHOR

Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), Jul 10 2003

EXTENSIONS

More terms from Ray Chandler, Sep 13 2003

STATUS

approved