OFFSET
1,2
COMMENTS
LINKS
FORMULA
For all n >= 1, a(A048103(n)) = n.
PROG
(PARI)
up_to = 65537;
rgs_transform(invec) = { my(om = Map(), outvec = vector(length(invec)), u=1); for(i=1, length(invec), if(mapisdefined(om, invec[i]), my(pp = mapget(om, invec[i])); outvec[i] = outvec[pp] , mapput(om, invec[i], i); outvec[i] = u; u++ )); outvec; };
A002110(n) = prod(i=1, n, prime(i));
v372575 = rgs_transform(vector(up_to, n, A276085(n)));
A372575(n) = v372575[n];
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, May 25 2024
STATUS
approved