A026943 a(n) = Sum_{k=0..n} (k+1) * T(n, k), with T given by A026300.

1, 3, 11, 38, 129, 429, 1407, 4563, 14669, 46823, 148587, 469226, 1475669, 4624437, 14447703, 45017082, 139937301, 434093367, 1344076131, 4154688864, 12823246677, 39524238741, 121671304191, 374126377473, 1149197708385, 3526577233659, 10812501524627, 33123904911608

Offset

0,2

Links

Table of n, a(n) for n=0..27.

Crossrefs

Sequence in context: A006189 A092201 A273526 * A307571 A047096 A149060

Adjacent sequences: A026940 A026941 A026942 * A026944 A026945 A026946

Keyword

nonn

Author

Clark Kimberling

Extensions

More terms from Sean A. Irvine, Oct 17 2019

Status

approved