|
| |
|
|
A088496
|
|
Length of n-th run = n-th partial sum.
|
|
1
| |
|
|
1, 2, 2, 2, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2
(list; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 1,2
|
|
|
FORMULA
| sum(k=1, n, a(k))=3/2*n+o(n)
|
|
|
EXAMPLE
| partial sums s(n)=sum(k=1,n,a(k)) are : 1,3,5,7,... hence sequence begins 1,2,2,2,1,1,1,1,1,2,2,2,2,2,2,2,1. (ex : third run has length 5 since s(3)=5)
|
|
|
CROSSREFS
| Cf. A000002.
Sequence in context: A128522 A025454 A126061 * A036602 A176166 A167911
Adjacent sequences: A088493 A088494 A088495 * A088497 A088498 A088499
|
|
|
KEYWORD
| nonn
|
|
|
AUTHOR
| Benoit Cloitre (benoit7848c(AT)orange.fr), Nov 10 2003
|
| |
|
|
