A114624 Row sums of the power tree A114622.

1, 2, 7, 19, 54, 164, 476, 1417, 4087, 12589, 37818, 116828, 358277, 1106870, 3460676, 10813998, 34339769, 109194390, 350181146, 1126919513, 3634208553, 11774823887, 38335906599, 125461951555, 411934520324, 1356668825821

Offset

1,2

Comments

Terms computed by Hugo Pfoertner; see entry A114622 for definition, references and links.

Links

Hugo Pfoertner, Table of n, a(n) for n = 1..34

Crossrefs

Cf. A114622 (power tree), A114623 (number of nodes in rows), A114625 (leftmost nodes in rows).

Sequence in context: A040016 A145519 A030224 * A091024 A275289 A151430

Adjacent sequences: A114621 A114622 A114623 * A114625 A114626 A114627

Keyword

nonn,hard,more

Author

Hugo Pfoertner and Paul D. Hanna, Dec 20 2005

Extensions

a(27)-a(31) from Hugo Pfoertner, Sep 05 2015

a(32)-a(34) from Hugo Pfoertner, Oct 01 2015

Status

approved