OFFSET
0,3
COMMENTS
A001611 is similar but strictly different.
a(n) appears to be the same as A005579(n) for n > 2. - Georg Fischer, Oct 09 2018
LINKS
Popular Computing (Calabasas, CA), Problem 182 (Suggested by Victor Meally), Annotated and scanned copy of page 10 of Vol. 5 (No. 53, Aug 1977).
EXAMPLE
PROG
(Python)
from sympy import prime
A256969_list, count, bn, bd = [], 0, 1, 1
for k in range(1, 10**4):
....p = prime(k)
....bn *= p
....bd *= p-1
....while bn > count*bd:
........A256969_list.append(k)
........count += 1 # Chai Wah Wu, Apr 17 2015
CROSSREFS
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Apr 17 2015
EXTENSIONS
More terms from Chai Wah Wu, Apr 17 2015
a(32)-a(33) from Chai Wah Wu, Apr 19 2015
STATUS
approved