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A338034 Multiplication table of A337656, read by antidiagonals. 4
0, 0, 0, 0, 1, 0, 0, 3, 3, 0, 0, 7, 9, 7, 0, 0, 12, 21, 21, 12, 0, 0, 20, 36, 49, 36, 20, 0, 0, 30, 60, 84, 84, 60, 30, 0, 0, 44, 90, 140, 144, 140, 90, 44, 0, 0, 65, 132, 210, 240, 240, 210, 132, 65, 0, 0, 91, 195, 308, 360, 400, 360, 308, 195, 91, 0 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,8

LINKS

Peter Kagey, Table of n, a(n) for n = 1..10011 (first 141 antidiagonals, flattened)

EXAMPLE

Multiplication table begins:

   * | 0  1   3   7  12   20   30   44   65

-----+-------------------------------------

   0 | 0  0   0   0   0    0    0    0    0

   1 | 0  1   3   7  12   20   30   44   65

   3 | 0  3   9  21  36   60   90  132  195

   7 | 0  7  21  49  84  140  210  308  455

  12 | 0 12  36  84 144  240  360  528  780

  20 | 0 20  60 140 240  400  600  880 1300

  30 | 0 30  90 210 360  600  900 1320 1950

  44 | 0 44 132 308 528  880 1320 1936 2860

  65 | 0 65 195 455 780 1300 1950 2860 4225

CROSSREFS

Cf. A337656, A337657, A338032 (addition table), A338033 (by rows).

Cf. A337662, A337975, A338017.

Sequence in context: A300175 A129533 A155999 * A299904 A221768 A283071

Adjacent sequences:  A338031 A338032 A338033 * A338035 A338036 A338037

KEYWORD

nonn,tabl

AUTHOR

Peter Kagey, Oct 07 2020

STATUS

approved

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Last modified July 29 09:41 EDT 2021. Contains 346344 sequences. (Running on oeis4.)