OFFSET
1,1
COMMENTS
LINKS
Michael De Vlieger, Table of n, a(n) for n = 1..10011 (First 141 rows).
EXAMPLE
The table starts in row n=1 with columns 1<=m<=n as:
2;
2,2;
2,8,2;
2,8,8,2;
2,8,18,8,2;
2,8,18,18,8,2;
...
MAPLE
MATHEMATICA
Table[Map[2 Min[n + # - 1, #]^2 &, Drop[#, -Boole@ EvenQ@ n] ~Join~ Reverse@ # &@ Range@ Floor[n/2]], {n, 2, 14}] // Flatten (* Michael De Vlieger, Jul 19 2016 *)
CROSSREFS
KEYWORD
AUTHOR
Paul Curtz, Nov 22 2009
EXTENSIONS
Rephrased all comments in terms of a triangle by R. J. Mathar, Nov 24 2010
More terms from Michael De Vlieger, Jul 19 2016
Definition corrected by Georg Fischer, Nov 11 2021
STATUS
approved