OFFSET
1,5
COMMENTS
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..819
EXAMPLE
The irregular table starts:
1;
1, 1;
1, 3;
1, 1, 1;
1, 3, 7;
1, 7, 35;
MATHEMATICA
Flatten@Flatten@Table[Table[QBinomial[r + c, r, 2], {r, 0, n}, {c, 0, n}], {n, 0, 5}]
CROSSREFS
KEYWORD
nonn,easy,tabf
AUTHOR
Arkadiusz Wesolowski, Nov 11 2015
STATUS
approved