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A094283 Row sums of triangle A094280. 4
1, 5, 15, 45, 90, 180, 360, 720, 1440, 2880, 5760, 11520, 23040, 46080, 92160, 184320, 368640, 737280, 1474560, 2949120, 5898240, 11796480, 23592960, 47185920, 94371840, 188743680, 377487360, 754974720, 1509949440 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

From n>=4 onward a(n)=45*A000079(n-4). See the comment at A094284.

LINKS

Table of n, a(n) for n=1..29.

CROSSREFS

Cf. A094280, A094281, A094282, A094284.

Sequence in context: A109952 A146632 A076103 * A158875 A022813 A000334

Adjacent sequences:  A094280 A094281 A094282 * A094284 A094285 A094286

KEYWORD

nonn

AUTHOR

Amarnath Murthy, Apr 27 2004

EXTENSIONS

Edited and extended by Antti Karttunen, Aug 25 2006

STATUS

approved

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Last modified September 26 15:51 EDT 2022. Contains 357000 sequences. (Running on oeis4.)