A026880 a(n) = T(n,m) + T(n,m+1) + ... + T(n,n), m=[ (n+1)/2 ], T given by A026758.

1, 1, 3, 4, 12, 17, 50, 73, 212, 315, 909, 1365, 3931, 5940, 17122, 25960, 75053, 113951, 330917, 502399, 1467067, 2224888, 6537922, 9896852, 29281109, 44218651, 131765882, 198432519, 595663485, 894311205, 2704572795

Offset

1,3

Links

Table of n, a(n) for n=1..31.

Crossrefs

Sequence in context: A278600 A281037 A026847 * A026891 A064140 A064139

Adjacent sequences: A026877 A026878 A026879 * A026881 A026882 A026883

Keyword

nonn

Author

Clark Kimberling

Status

approved