OFFSET
0,2
REFERENCES
There's an erroneous assertion (caused by a typographical error) in the first printing of M. Petkovsek et al., "A=B", Peters, p. ix. that this is the same as A036917; it is not.
MATHEMATICA
Table[Sum[Binomial[2n-2k, n-k]^2 Binomial[2n, k]^2, {k, 0, n}], {n, 0, 20}] (* Harvey P. Dale, May 31 2015 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved