OFFSET
1,2
COMMENTS
Each k appears one more times than the number of trailing zeros in the tribonacci representation of n (see A278038).
LINKS
Nathan Fox, Trees, Fibonacci Numbers, and Nested Recurrences, Rutgers University Experimental Math Seminar, Mar 07, 2019
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Mar 07 2019
STATUS
approved