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A169782 Take the triangle in A170906 and replace each row with its partial sums. 2
1, 1, 3, 4, 1, 3, 5, 7, 8, 1, 3, 5, 9, 10, 12, 13, 1, 3, 5, 9, 11, 13, 16, 19, 20, 1, 3, 5, 9, 11, 15, 20, 24, 25, 27, 28, 1, 3, 5, 9, 11, 15, 21, 27, 28, 30, 33, 36, 37, 1, 3, 5, 9, 11, 15, 21, 29, 30, 32, 35, 40, 43, 46, 47, 1, 3, 5, 9, 11, 15, 21, 29, 31, 33, 36, 41, 46, 49, 54, 58, 59, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
COMMENTS
Row n has 2n-1 terms.
LINKS
N. J. A. Sloane, Table of n, a(n) for n = 1..16384 (Rows 1..128, flattened)
EXAMPLE
Triangle begins:
. 1,
. 1,3,4,
. 1,3,5,7,8,
. 1,3,5,9,10,12,13,
. 1,3,5,9,11,13,16,19,20,
. 1,3,5,9,11,15,20,24,25,27,28,
. 1,3,5,9,11,15,21,27,28,30,33,36,37,
. 1,3,5,9,11,15,21,29,30,32,35,40,43,46,47,
. 1,3,5,9,11,15,21,29,31,33,36,41,46,49,54,58,59,
. ...
CROSSREFS
Sequence in context: A087517 A128529 A205547 * A131228 A238558 A131129
KEYWORD
nonn,tabf
AUTHOR
N. J. A. Sloane, May 11 2010
STATUS
approved

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Last modified March 28 11:46 EDT 2024. Contains 371241 sequences. (Running on oeis4.)