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A134421 Partial sums of A134021. 2
1, 2, 4, 6, 8, 11, 14, 17, 20, 23, 26, 29, 32, 35, 39, 43, 47, 51, 55, 59, 63, 67, 71, 75, 79, 83, 87, 91, 95, 99, 103, 107, 111, 115, 119, 123, 127, 131, 135, 139, 143, 148, 153, 158, 163, 168, 173, 178, 183, 188, 193, 198, 203, 208, 213, 218, 223, 228, 233, 238, 243 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

a(n) = if n=0 then A134021(0) else a(n-1)+A134021(n);

n = Sum(A059095(a(n)-2-k)*3^k: 0<=k < A134021(n)), for n>0.

LINKS

Table of n, a(n) for n=0..60.

CROSSREFS

Sequence in context: A077473 A200738 A129896 * A092777 A186380 A006463

Adjacent sequences:  A134418 A134419 A134420 * A134422 A134423 A134424

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Oct 25 2007

STATUS

approved

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Last modified September 18 01:39 EDT 2021. Contains 347504 sequences. (Running on oeis4.)