OFFSET
0,2
LINKS
Antti Karttunen, Table of n, a(n) for n = 0..10000
PROG
(PARI)
A002326(n) = if(n<0, 0, znorder(Mod(2, 2*n+1))); \\ This function from Michael Somos, Mar 31 2005
A046523(n) = { my(f=vecsort(factor(n)[, 2], , 4), p); prod(i=1, #f, (p=nextprime(p+1))^f[i]); }; \\ This function from Charles R Greathouse IV, Aug 17 2011
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Oct 02 2017
STATUS
approved