This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A094308 Row sums of A094307. 3
 1, 3, 11, 34, 182, 282, 2034, 4908, 15564, 20100, 223620, 251340, 3295140, 3964380, 4324740, 9370200, 160014120, 180434520, 3440508120, 3673300680, 3906093240, 4350515400, 100294646760, 105648875640, 533598607080, 585081577080 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Alois P. Heinz, Table of n, a(n) for n = 1..700 MAPLE A094307 := proc(n, k) local a, i ; if n = 1 then RETURN(1) ; elif k > 1 and k < n then a := [seq(i, i=1..k-1), seq(i, i=k+1..n)] ; elif k = n then a := [seq(i, i=1..k-1)] ; else a := [seq(i, i=2..n)] ; fi ; ilcm(op(a)) ; end: A094308 := proc(n) local k ; add( A094307(n, k), k=1..n) ; end: for n from 1 to 40 do printf("%d, ", A094308(n)) ; od ; # R. J. Mathar, Apr 30 2007 CROSSREFS Cf. A094307. Lower diagonal of A181853. - Alois P. Heinz, Jul 29 2013 Sequence in context: A180762 A134326 A295546 * A166046 A223626 A088578 Adjacent sequences:  A094305 A094306 A094307 * A094309 A094310 A094311 KEYWORD nonn AUTHOR Amarnath Murthy, Apr 29 2004 EXTENSIONS More terms from R. J. Mathar, Apr 30 2007 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified April 19 10:39 EDT 2019. Contains 322255 sequences. (Running on oeis4.)