A366868 a(n) = A366470(A366864(n)-1).
0, 1, 0, 1, 6, 1, 6, 15, 24, 29, 22, 1, 0, 7, 6, 11, 48, 109, 0, 7, 66, 155, 54, 21, 16, 11
Offset: 1
Programs
-
Python
from itertools import count, islice from sympy import nextprime def A366868_gen(): # generator of terms a, aset, p = 1, {0,1}, 2 for i in count(3): for b in count(a,p): if b not in aset: aset.add(b) c = b%(p:=nextprime(p)) if c > a: yield a a = c break A366868_list = list(islice(A366868_gen(),20))
Comments