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Revision History for A036465

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Showing entries 1-10 | older changes
If n^2 = Sum_{i} b(i)^2 for positive integers b(i) < n, then a(n) is the maximum value of min(b(i)).
(history; published version)
#27 by Alois P. Heinz at Sun May 08 09:21:24 EDT 2022
STATUS

proposed

approved

#26 by Jean-François Alcover at Sun May 08 09:15:42 EDT 2022
STATUS

editing

proposed

#25 by Jean-François Alcover at Sun May 08 09:15:39 EDT 2022
MATHEMATICA

b[n_, i_] := b[n, i] = Function[s, If[i == 1, 1,

If[s >= n && IntegerQ@Sqrt[n], Sqrt[n], Max[

If[s > n, 0, b[n-s, i]], b[n, i-1]]]]][i^2];

a[n_] := b[n^2, n-1];

Table[a[n], {n, 2, 75}] (* Jean-François Alcover, May 08 2022, after Alois P. Heinz *)

STATUS

approved

editing

#24 by OEIS Server at Wed Nov 04 13:38:09 EST 2020
LINKS

Alois P. Heinz, <a href="/A036465/b036465_3.txt">Table of n, a(n) for n = 2..800</a>

#23 by Alois P. Heinz at Wed Nov 04 13:38:09 EST 2020
STATUS

editing

approved

Discussion
Wed Nov 04
13:38
OEIS Server: Installed new b-file as b036465.txt.  Old b-file is now b036465_3.txt.
#22 by Alois P. Heinz at Wed Nov 04 13:38:06 EST 2020
LINKS

Alois P. Heinz, <a href="/A036465/b036465_3.txt">Table of n, a(n) for n = 2..700800</a>

STATUS

approved

editing

#21 by OEIS Server at Wed Nov 04 09:31:02 EST 2020
LINKS

Alois P. Heinz, <a href="/A036465/b036465_2.txt">Table of n, a(n) for n = 2..700</a>

#20 by Alois P. Heinz at Wed Nov 04 09:31:02 EST 2020
STATUS

editing

approved

Discussion
Wed Nov 04
09:31
OEIS Server: Installed new b-file as b036465.txt.  Old b-file is now b036465_2.txt.
#19 by Alois P. Heinz at Wed Nov 04 09:30:59 EST 2020
LINKS

Alois P. Heinz, <a href="/A036465/b036465_2.txt">Table of n, a(n) for n = 2..600700</a>

STATUS

approved

editing

#18 by OEIS Server at Tue Nov 03 18:41:46 EST 2020
LINKS

Alois P. Heinz, <a href="/A036465/b036465_1.txt">Table of n, a(n) for n = 2..600</a>