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A153288 A triangular sequence designed with row sums 2*3^n with first column A064263. 0
2, 3, 3, 2, 14, 2, 2, 25, 25, 2, 2, 36, 86, 36, 2, 2, 47, 194, 194, 47, 2, 2, 58, 302, 734, 302, 58, 2, 2, 69, 410, 1706, 1706, 410, 69, 2, 2, 80, 518, 3390, 5142, 3390, 518, 80, 2 (list; table; graph; refs; listen; history; text; internal format)
OFFSET
0,1
COMMENTS
Row sums are:
{2, 6, 18, 54, 162, 486., 1458, 4374., 13122,...}.
Sequence was calculated to the 3^n level by hand.
LINKS
EXAMPLE
{2},
{3, 3},
{2, 14, 2},
{2, 25, 25, 2},
{2, 36, 86, 36, 2},
{2, 47, 194, 194, 47, 2},
{2, 58, 302, 734, 302, 58, 2},
{2, 69, 410, 1706, 1706, 410, 69, 2},
{2, 80, 518, 3390, 5142, 3390, 518, 80, 2}
MATHEMATICA
(* first column : A064263*)
b = {{2}, {3, 3}, {2, 14, 2}, {2, 25, 25, 2}, {2, 36, 86, 36, 2},
{2, 47, 194, 194, 47, 2}, {2, 58, 302, 734, 302, 58, 2},
{2, 69, 410, 1706, 1706, 410, 69, 2}, {2, 80, 518, 3390, 5142, 3390, 518, 80, 2}}
Flatten[b]
CROSSREFS
Sequence in context: A153311 A153312 A153283 * A153479 A153489 A153310
KEYWORD
nonn,tabl
AUTHOR
Roger L. Bagula, Dec 23 2008
STATUS
approved

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