OFFSET
1,2
COMMENTS
LINKS
Paolo Xausa, Table of n, a(n) for n = 1..11732 (rows 1..27 of the triangle, flattened)
EXAMPLE
Triangle begins:
1;
2;
2, 1;
3, 2, 1;
2, 2, 2, 1, 1;
4, 3, 2, 2, 2, 1, 1;
2, 2, 3, 2, 2, 2, 2, 1, 1, 1, 1;
4, 4, 2, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1;
3, 2, 4, 2, 2, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1;
...
MATHEMATICA
A339304row[n_]:=Flatten[Table[ConstantArray[DivisorSigma[0, n-m], PartitionsP[m]-PartitionsP[m-1]], {m, 0, n-1}]]; Array[A339304row, 10] (* Paolo Xausa, Sep 01 2023 *)
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Omar E. Pol, Nov 29 2020
STATUS
approved