|
|
A085128
|
|
Multiples of 5 which are members of A002473. Or multiples of 5 with the largest prime divisor <= 7.
|
|
7
|
|
|
5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 60, 70, 75, 80, 90, 100, 105, 120, 125, 135, 140, 150, 160, 175, 180, 200, 210, 225, 240, 245, 250, 270, 280, 300, 315, 320, 350, 360, 375, 400, 405, 420, 450, 480, 490, 500, 525, 540, 560, 600, 625, 630, 640, 675, 700
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
LINKS
|
|
|
FORMULA
|
|
|
PROG
|
(PARI) lista(nn) = {for (n=1, nn, if (vecmax(factor(5*n)[, 1]) <= 7, print1(5*n, ", ")); ); } \\ Michel Marcus, Aug 15 2017
|
|
CROSSREFS
|
Intersection of A008587 (multiples of 5) and A002473 (7-smooth numbers).
|
|
KEYWORD
|
base,easy,nonn
|
|
AUTHOR
|
|
|
EXTENSIONS
|
|
|
STATUS
|
approved
|
|
|
|