OFFSET
0,1
EXAMPLE
lcm(1,2,3,4,5,6,7,8)=840 is the 7th term in A000961. Primes preceding it, in descending order, are 839, 829, .... So the corresponding prime in this sequence is 839. The first 2 entries come before lcm(1)=1 and lcm(1,2)=2 as 1-3 = -2 and 2-4 = -2.
CROSSREFS
KEYWORD
sign
AUTHOR
Labos Elemer, Nov 15 2000
STATUS
approved