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A103252 Array A000292(n)*A000217(k), read by antidiagonals. 0
1, 4, 3, 10, 12, 6, 20, 30, 24, 10, 35, 60, 60, 40, 15, 56, 105, 120, 100, 60, 21, 84, 168, 210, 200, 150, 84, 28, 120, 252, 336, 350, 300, 210, 112, 36, 165, 360, 504, 560, 525, 420, 280, 144, 45 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..45.

EXAMPLE

1,3,6,10,15,21,28,36,45,55,...

4,12,24,40,60,84,112,144,180,220,...

10,30,60,100,150,210,280,360,450,550,...

20,60,120,200,300,420,560,720,900,1100,...

35,105,210,350,525,735,980,1260,1575,1925,...

CROSSREFS

Cf. A000579 (antidiagonal sums).

Sequence in context: A299325 A316196 A081617 * A065763 A185730 A205965

Adjacent sequences:  A103249 A103250 A103251 * A103253 A103254 A103255

KEYWORD

nonn,tabl,easy

AUTHOR

Gary W. Adamson, Mar 20 2005

STATUS

approved

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Last modified May 25 19:29 EDT 2019. Contains 323576 sequences. (Running on oeis4.)