A047102 T(n,n), array T as in A047100.

1, 1, 3, 11, 37, 131, 481, 1778, 6637, 25010, 94819, 361275, 1382507, 5309449, 20452432, 78991548, 305779341, 1186056909, 4608647096, 17936112649, 69903546693, 272788289379, 1065751393409, 4168163479770, 16317475606787

Offset

0,3

Links

Table of n, a(n) for n=0..24.

Crossrefs

Sequence in context: A214996 A180168 A232031 * A109000 A183511 A307800

Adjacent sequences: A047099 A047100 A047101 * A047103 A047104 A047105

Keyword

nonn

Author

Clark Kimberling

Status

approved