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A043559
Number of runs in base-7 representation of n.
2
1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 1, 2, 3, 3, 3, 3, 3, 3, 2, 1, 2, 2, 2, 2, 2, 3, 3, 2, 3, 3, 3, 3, 3, 3, 3, 2, 3, 3, 3, 3, 3, 3, 3, 2, 3, 3, 3, 3, 3, 3, 3, 2
OFFSET
0,8
COMMENTS
Every positive integers occurs infinitely many times. See A297770 for a guide to related sequences.
MATHEMATICA
b = 7; s[n_] := Length[Split[IntegerDigits[n, b]]];
Table[s[n], {n, 1, 200}]
CROSSREFS
Cf. A297775 (number of distinct runs), A297770.
Sequence in context: A368860 A297775 A043534 * A083165 A297776 A043535
KEYWORD
nonn,base
STATUS
approved