The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A263098

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A263098

a(n) = Max( tau(k) : k=1,2,3,...,n^2 ) where tau(k) = A000005(k) is the number of divisors of k.
(history; published version)

#14 by N. J. A. Sloane at Sun Oct 11 10:59:17 EDT 2015

STATUS

proposed

approved

#13 by Michael De Vlieger at Sun Oct 11 08:33:35 EDT 2015

STATUS

editing

proposed

#12 by Michael De Vlieger at Sun Oct 11 08:33:32 EDT 2015

MATHEMATICA

Table[Max[DivisorSigma[0, #] & /@ Range[n^2]], {n, 101}] (* Michael De Vlieger, Oct 11 2015 *)

STATUS

proposed

editing

#11 by Antti Karttunen at Sun Oct 11 02:58:06 EDT 2015

STATUS

editing

proposed

#10 by Antti Karttunen at Sun Oct 11 02:57:49 EDT 2015

NAME

a(n) = Max( tau(k) : k=1,2,3,...,n*n ^2 ) where tau(k) = A000005(k) is the number of divisors of k.

STATUS

proposed

editing

Discussion

Sun Oct 11

02:58

Antti Karttunen: Sure. Did it.

#9 by Jon E. Schoenfield at Sat Oct 10 15:42:34 EDT 2015

STATUS

editing

proposed

#8 by Jon E. Schoenfield at Sat Oct 10 15:42:29 EDT 2015

STATUS

proposed

editing

#7 by Antti Karttunen at Sat Oct 10 06:19:29 EDT 2015

STATUS

editing

proposed

Discussion

Sat Oct 10

15:42

Jon E. Schoenfield: Could change "n*n" to "n^2" in Name?

#6 by Antti Karttunen at Sat Oct 10 06:18:50 EDT 2015

LINKS

Antti Karttunen, <a href="/A263098/b263098.txt">Table of n, a(n) for n = 1..2080</a>

PROG

for(n=1, 10000, 2080, write("b263098.txt", n, " ", A263098(n)));

Discussion

Sat Oct 10

06:19

Antti Karttunen: ... as a limit of search area.

#5 by Antti Karttunen at Sat Oct 10 05:26:43 EDT 2015

CROSSREFS

Cf. A263096, A263097.