OFFSET
1,5
EXAMPLE
Triangle begins in row n=1 with columns 1 <= k <= n:
0;
0, 1;
1, 2, 2;
0, 0, 0, 2;
1, 3, 3, 4, 3;
2, 4, 4, 2, 4, 4;
PROG
(PARI) trg(nn) = {for (n= 1, nn, for (k = 1, n, print1(2^(n - numdiv(k)) % n, ", "); ); print(); ); } \\ Michel Marcus, Sep 11 2013
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Juri-Stepan Gerasimov, Dec 10 2010
STATUS
approved