A380967 - OEIS

A380967

a(n) is the largest number in row n of A380920.

1, 2, 3, 4, 10, 6, 21, 16, 36, 15, 55, 12, 2080, 56, 105, 64, 1496, 36, 209, 120, 210, 1276, 897, 96, 375, 2080, 351, 210, 42688, 120, 11935, 5376, 2376, 32385, 7525, 351, 11137, 4465, 2080, 260, 621396, 378, 266815, 13728, 81810, 21321, 186355, 5376, 634501

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

Yifan Xie, Table of n, a(n) for n = 1..10000

FORMULA

a(n) < n^(2^floor(n/2-1)).

PROG

(PARI) t(n, k, i)={if(n==k, return(i)); my(s=ceil(k/(n-k)), x=s*n, y=k*floor(s*n/k)); t(x, y, s+1)}; \\ T(n, k) = t(n, k, 1)

a(n)={my(m=0); for(k=1, n, my(t=t(n, k, 1)); if(t>m, m=t)); m};

CROSSREFS

Cf. A380920.