login
A026691
Sum{T(n-k,k)}, 0<=k<=[ n/2 ], T given by A026681.
0
1, 1, 2, 4, 7, 13, 21, 36, 58, 106, 182, 333, 553, 964, 1583, 2842, 4851, 8752, 14662, 25624, 42578, 75838, 129440, 231437, 389828, 680953, 1140225, 2019932, 3451406, 6132335, 10371952, 18098034, 30472684, 53758827
OFFSET
0,3
CROSSREFS
Sequence in context: A051058 A332578 A026625 * A018150 A019471 A061257
KEYWORD
nonn
STATUS
approved