OFFSET
1,1
COMMENTS
These are the row-sums of the absolute value triangle version of A377046.
EXAMPLE
The third antidiagonal of A377046 is (9, 1, -3), so a(3) = 13.
MATHEMATICA
nn=20;
t=Table[Take[Differences[NestList[NestWhile[#+1&, #+1, SquareFreeQ[#]&]&, 4, 2*nn], k], nn], {k, 0, nn}];
Total/@Table[Abs[t[[j, i-j+1]]], {i, nn}, {j, i}]
CROSSREFS
KEYWORD
nonn,new
AUTHOR
Gus Wiseman, Oct 19 2024
STATUS
approved