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A261712 Reversed rows of A261644, seen as table read by rows. 5
1, 1, 3, 1, 5, 8, 1, 5, 9, 12, 15, 3, 8, 13, 20, 25, 28, 31, 3, 8, 13, 17, 24, 29, 33, 37, 41, 44, 47, 52, 57, 60, 63, 2, 6, 10, 15, 24, 29, 33, 40, 47, 52, 57, 62, 66, 70, 77, 81, 85, 88, 91, 99, 105, 108, 111, 116, 121, 124, 127, 4, 12, 20, 25, 30, 34, 38 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
COMMENTS
T(n+1,k) = T(n,k) for k = 1 .. A261727(n).
LINKS
EXAMPLE
. n | T(n,*) | A261646(n)
. ----+------------------------------------------------------+-----------
. 1 | 1 | 1
. 2 | 1 | 1
. 3 | 3 | 1
. 4 | 1,5,8 | 3
. 5 | 1,5,9,12,15 | 5
. 6 | 3,8,13,20,25,28,31 | 7
. 7 | 3,8,13,17,24,29,33,37,41,44,47,52,57,60,63 | 15
. 8 | 2,6,10,15,24,29,33,40,47,52,57,62,66,70,77,81,85,... | 27
. 9 | 4,12,20,25,30,34,38,47,52,57,62,66,70,77,84,91,... | 49
. 10 | 2,6,10,15,24,29,33,37,45,50,55,60,68,76,84,93,98,... | 90
. 11 | 2,6,10,15,24,29,33,37,45,50,55,60,68,76,84,93,98,... | 171
. 12 | 2,6,10,15,24,29,33,37,45,50,55,60,68,76,84,93,98,... | 326
. 13 | 2,6,10,15,24,29,33,37,45,50,55,60,68,76,84,93,98,... | 613
. 14 | 2,6,10,15,24,29,33,37,45,50,55,60,68,76,84,93,98,... | 1174
. 15 | 2,6,10,15,24,29,33,37,45,50,55,60,68,76,84,93,98,... | 2255
. 16 | 2,6,10,15,24,29,33,37,45,50,55,60,68,76,84,93,98,... | 4333 .
PROG
(Haskell)
a261712 n k = a261712_tabf !! (n-1) !! (k-1)
a261712_row n = a261712_tabf !! (n-1)
a261712_tabf = map reverse a261644_tabf
CROSSREFS
Cf. A261644, A261646 (row lengths), A261727.
Sequence in context: A137328 A140991 A302191 * A038738 A210741 A208760
KEYWORD
nonn,tabf
AUTHOR
Reinhard Zumkeller, Aug 31 2015
STATUS
approved

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Last modified July 15 00:37 EDT 2024. Contains 374323 sequences. (Running on oeis4.)