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A190941 Partial sums of A190592. 0
0, 1, 3, 4, 5, 7, 9, 11, 13, 14, 15, 17, 18, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45, 46, 47, 49, 50, 51, 53, 55, 57, 59, 60, 61, 63, 64, 65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95, 97, 99, 101, 103, 105, 107, 109, 111, 113, 115, 117, 119, 121, 123, 125, 127, 129, 131, 133, 135, 137, 139, 141, 143, 145, 146, 147, 149, 150, 151, 153, 155, 157, 159, 160, 161, 163, 164, 165, 167, 169, 171, 173, 175, 177, 179, 181, 183, 185 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Compare with obvious base-2 analog. What is the general base-k formula?

LINKS

Table of n, a(n) for n=0..104.

FORMULA

a(n) = sum[i=0..n] Maximal digit in base-3 expansion of i.

a(n) = 3n + O(n^0.631). - Charles R Greathouse IV, Aug 21 2011

CROSSREFS

Sequence in context: A047501 A256455 A035242 * A284752 A161153 A128201

Adjacent sequences:  A190938 A190939 A190940 * A190942 A190943 A190944

KEYWORD

nonn,easy,base

AUTHOR

Jonathan Vos Post, May 24 2011

STATUS

approved

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Last modified January 22 04:27 EST 2020. Contains 331133 sequences. (Running on oeis4.)