OFFSET
1,2
COMMENTS
The first term in the n-th row is T(n) and the n-th term also is T(n). - Joshua Zucker, Dec 14 2005
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
EXAMPLE
For n = 4 the terms of the 4th row are 10, 9+8, 7+6+5, 4+3+2+1.
MATHEMATICA
Table[Total/@TakeList[Range[(n(n+1))/2, 1, -1], Range[n]], {n, 20}]//Flatten (* Requires Mathematica version 11 or later *) (* Harvey P. Dale, Jul 08 2018 *)
CROSSREFS
KEYWORD
AUTHOR
Amarnath Murthy, Aug 12 2005
EXTENSIONS
Corrected and extended by Joshua Zucker, Dec 14 2005
STATUS
approved