A289665 Number of integers in the interval [2,A289663(n)] whose greatest prime factor is equal to the n-th popular prime A385503(n).
4, 14, 25, 77, 151, 428, 616, 1005, 1517, 2902, 7664, 7722, 8284, 48380, 161644, 698074, 2761234, 8357693, 9758410, 20285553, 21123128, 43031555, 96835113, 318539488, 534261087, 672081919, 873949289, 1997008416, 2720040151, 3321778833, 3663025425, 3924572413, 7241174991
Offset: 1
Links
- Nathan McNew, Popular values of the largest prime divisor function (corrected version), page 16, November 2015.
Extensions
Edited, with terms updated from revised version of McNew, by Peter Munn, Jul 04 2025
Name corrected by Pontus von Brömssen, Jul 05 2025
Comments