OFFSET
1,2
LINKS
Michel Marcus, Table of n, a(n) for n = 1..127
EXAMPLE
After row 1 which is [1], the next maximum 2 occurs at row 6 which is [2, 1, 1, 1, 1, 0].
PROG
(PARI) lista(nn) = {m = 0; vc = vector(nn); for (n=1, nn, d = denominator(sigma(n, -1)); vc[d]++; if (vc[d] > m, print1(n, ", "); m = vc[d]); ); }
CROSSREFS
KEYWORD
nonn
AUTHOR
Michel Marcus, Sep 23 2015
STATUS
approved