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A220844
Sum of inclusive heights of complete 4-ary trees on n nodes.
0
1, 3, 4, 5, 6, 9, 10, 11, 12, 14, 15, 16, 17, 19, 20, 21, 22, 24, 25, 26, 27, 31, 32, 33, 34, 36, 37, 38, 39, 41, 42, 43, 44, 46, 47, 48, 49, 52, 53, 54, 55, 57, 58, 59, 60, 62, 63, 64, 65, 67, 68, 69, 70, 73, 74, 75, 76, 78, 79, 80, 81, 83, 84, 85, 86, 88, 89, 90, 91, 94, 95, 96, 97, 99, 100, 101, 102, 104, 105, 106, 107, 109, 110, 111, 112, 117, 118, 119, 120, 122, 123, 124, 125, 127, 128, 129, 130, 132, 133, 134
OFFSET
1,2
LINKS
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.
CROSSREFS
Sequence in context: A333694 A364064 A338321 * A047250 A081944 A129948
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Dec 24 2012
STATUS
approved