1,2
Table of n, a(n) for n=1..24.
Index entries for sequences related to divisors of numbers
Divisors[420] (* From Vladimir Joseph Stephan Orlovsky, Feb 21 2012 *)
Sequence in context: A165722 A082400 A072993 * A032378 A164947 A112881
Adjacent sequences: A018441 A018442 A018443 * A018445 A018446 A018447
nonn,fini,full,easy
N. J. A. Sloane.
approved