OFFSET
1,2
LINKS
Michael De Vlieger, Table of n, a(n) for n = 1..1000
Beata Bajorska-Harapińska, Barbara Smoleń, Roman Wituła, On Quaternion Equivalents for Quasi-Fibonacci Numbers, Shortly Quaternaccis, Advances in Applied Clifford Algebras (2019) Vol. 29, 54.
MATHEMATICA
With[{n = 6^49}, Position[Union@ Flatten@ Table[2^a * 6^b, {a, 0, Log2@ n}, {b, 0, Log[6, n/2^a]}], _?(IntegerQ@ Log[6, #] &)][[All, 1]]] (* Michael De Vlieger, Jul 16 2019 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved