A026711 a(n) = T(n,0) + T(n,1) + ... + T(n,[ n/2 ]), T given by A026703.

1, 1, 4, 6, 20, 32, 101, 165, 507, 837, 2531, 4205, 12583, 20993, 62368, 104354, 308438, 517146, 1522818, 2557110, 7508968, 12623188, 36990948, 62237324, 182092022, 306566670, 895859156, 1508992496, 4405521688, 7423506680

Offset

0,3

Links

Table of n, a(n) for n=0..29.

Crossrefs

Sequence in context: A023863 A024480 A066193 * A273995 A026788 A079435

Adjacent sequences: A026708 A026709 A026710 * A026712 A026713 A026714

Keyword

nonn

Author

Clark Kimberling

Status

approved