A213511 The sequence N'(n) arising in the enumeration of balanced ternary trees.

0, 1, 2, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96, 99, 102, 106, 110, 114, 118, 122, 126, 130, 134, 138, 142

Offset

1,3

Comments

See Cha (2012) for the precise definition.

Links

Table of n, a(n) for n=1..50.

Sung-Hyuk Cha, On Integer Sequences Derived from Balanced k-ary Trees, Applied Mathematics in Electrical and Computer Engineering, 2012.

Sung-Hyuk Cha, On Complete and Size Balanced k-ary Tree Integer Sequences, International Journal of Applied Mathematics and Informatics, Issue 2, Volume 6, 2012, pp. 67-75. - From N. J. A. Sloane, Dec 24 2012

Crossrefs

Sequence in context: A277334 A091377 A336119 * A092919 A005357 A324697

Adjacent sequences: A213508 A213509 A213510 * A213512 A213513 A213514

Keyword

nonn

Author

N. J. A. Sloane, Jun 12 2012

Status

approved